TOEFL · スピーキング · 意見・好みの表現

TOEFLスピーキング:意見・好みの表現 — 2026年頻出トピック予測と練習問題

意見問題では、2つの立場からどちらかを選ぶ、好みを述べて理由を説明する、または意見に賛成・反対するといった課題が45秒以内に求められます。明確な立場を取り、論理的に支持する力が試されます。このガイドでは、8つのインタビューセットに整理された32問の練習問題、模範解答、実証済みのストラテジー、そして避けるべきよくあるミスをご紹介します。

TOEFLの出題パターンと頻出トピック予測に基づく · LingoLeap リサーチチーム

問題数

4問/テスト

回答時間

45秒

トピック

意見・好み

まとめ:意見問題にどう答えればよいか

最初の一文で自分の立場を明示し、強力な理由1つと個人的な例でそれを支持し、最後に短い結論でまとめましょう。両方の立場を論じようとしないことが重要です。1つの立場に絞り、45秒以内でしっかりと展開してください。

意見トピックがTOEFLに出題される理由

TOEFLスピーキングのインタビューは、自発的な会話の中でどれだけ自然に英語でコミュニケーションが取れるかを測定するために設計されています。意見・好みに関する問題は、目の前のものを描写したり暗記した答えを繰り返したりするだけでは対応できない、抽象的な思考力が求められるため、出題者にとって特に価値の高い問題形式です。その場で立場を決め、論理と根拠でそれを支持する力が問われます。

これらの問題は、賛成・反対・比較の表現という、大学の学術場面で不可欠なスキルも測定しています。大学では、ゼミで意見を述べたり、論文の立場を守ったり、複数の考えを比較評価したりする場面が頻繁にあります。意見問題を通じて、TOEFLは比較構文・条件表現・説得力のある語彙を自然に使いこなせるかを確認しています。

意見トピックは通常、個人的な質問や事実確認のウォームアップ問題の後、インタビューの3問目または4問目として登場します。他のインタビュー問題と同じ配点ですが、複雑な言語表現と構造的な思考力を示せる余地が大きいのが特徴です。

練習問題32問(8セット)

各セットは、TOEFLの「Take an Interview」形式を模したシナリオで、事実確認の導入問題・経験に関する問題・意見問題・推測的な締めくくりの問題という4問で構成されています。各問題を展開すると、45秒の模範解答例を確認できます。

インタビューセット 1/8

Social science research on decision-making

1Q1 — 事実確認あなたの周りの人たちは、大学選びや進路選択といった重要な決断をどのように行っていますか?+

模範解答

From what I have observed, most people around me rely heavily on advice from family members and close friends when making big decisions. They also spend time researching options online, reading reviews, and comparing outcomes. For example, when my classmates were choosing universities, nearly everyone asked their parents first and then looked at rankings and campus visit experiences. Very few people made the decision entirely on their own without consulting anyone. So I would say the combination of personal research and trusted opinions is the most common approach.

2Q2 — 経験2つの良い選択肢のどちらかを選ばなければならなかった経験を教えてください。どのように決断しましたか?+

模範解答

Last year I had to choose between an internship at a marketing firm and a research assistant position at my university. Both were excellent opportunities, but they offered very different experiences. I made a list of what I wanted to gain in the short term versus the long term and realized the research position aligned better with my graduate school goals. I also talked to a professor I trust, who pointed out that research experience would be harder to find later. In the end I chose the research role, and I am glad I did because it gave me skills I use every day in my coursework.

3Q3 — 意見決断をする際は常に直感に従うべきだという人もいれば、慎重な分析の方が信頼できるという人もいます。あなたはどちらのアプローチを好みますか?+

模範解答

I prefer careful analysis over pure instinct, especially for decisions with long-term consequences. Instincts can be influenced by emotions or biases that we are not even aware of, and acting on a gut feeling sometimes leads to regret. When I analyzed my options carefully before choosing my university major, I ended up much happier than friends who picked based on a first impression. That said, I do think instinct can play a small supporting role once you have gathered enough information. But the foundation of any important decision should be thoughtful evaluation of the facts.

4Q4 — 推測将来、人工知能は人々の個人的な意思決定をどのように変えると思いますか?+

模範解答

I think AI will increasingly serve as a decision-support tool that helps people weigh options more objectively. For instance, AI could analyze your spending habits, career goals, and personal values to recommend the best financial or educational path. However, I doubt most people will fully hand over personal decisions to a machine because emotions and relationships play such a large role in human choices. There is also a risk that over-reliance on AI could reduce our ability to think critically on our own. So while AI will certainly influence decision-making, I believe humans will still want the final say.

インタビューセット 2/8

Campus policy review committee interview

1Q1 — 事実確認あなたの大学で学生がよく話題にするキャンパスのルールや方針は何ですか?+

模範解答

At my university, students talk most about the attendance policy and the grading system. Many students feel that mandatory attendance is too strict, especially for large lecture courses where participation is not really part of the grade. The grading curve is another frequent topic because some departments use it and others do not, which creates confusion. Students also discuss housing policies, particularly the rule that first-year students must live on campus. These three policies come up in almost every student government meeting I have attended.

2Q2 — 経験不公平だと感じたキャンパスのルールや方針によって直接影響を受けた経験はありますか?+

模範解答

Yes, during my second year the library changed its reservation policy and limited study room bookings to one hour per student. I used to reserve a room for three-hour study sessions before exams, and the new rule made it very difficult to focus because I had to pack up and find a new space every hour. Several of my classmates felt the same way, and we submitted a petition to the student affairs office. The administration eventually extended the limit to two hours, which was a reasonable compromise. The experience taught me that policies can change when students speak up constructively.

3Q3 — 意見キャンパスの方針に関して、学生は大学管理者と対等な意思決定権を持つべきだと思いますか?+

模範解答

I believe students should have a strong voice in policy decisions, but I do not think they need fully equal power with administrators. Administrators have expertise in budgeting, legal compliance, and long-term institutional planning that most students simply do not have. However, students experience the direct impact of policies every day, so their perspective is essential. A good model is a committee where students hold a meaningful number of seats and their input is genuinely considered, not just heard and ignored. That balance ensures policies are both practical and fair to the people they affect most.

4Q4 — 推測大学がルールを作り施行する方法の1つを自由に変えられるとしたら、何を変えますか?+

模範解答

If I could redesign one aspect, I would require universities to run a pilot period before making any new policy permanent. Too often, rules are introduced based on theory and then kept in place even when they clearly do not work. A pilot system would let the university test a policy for one semester, gather feedback from students and faculty, and then decide whether to keep it, modify it, or drop it entirely. This approach would reduce frustration and produce better-designed rules. It would also show students that the administration values evidence over assumptions, which would build trust on campus.

インタビューセット 3/8

Student lifestyle preferences study

1Q1 — 事実確認あなたの知っている大学生の典型的な平日の過ごし方はどのようなものですか?+

模範解答

Most university students I know follow a fairly structured routine during the week. They attend classes in the morning or early afternoon, grab lunch at the cafeteria or a nearby restaurant, and then spend the late afternoon studying at the library or working on group projects. Evenings are usually split between finishing homework and socializing, whether that means going to a club meeting, exercising, or just hanging out with friends. Most students I know try to be in bed by midnight, although that changes dramatically during exam season when late-night study sessions become the norm.

2Q2 — 経験日常の習慣やライフスタイルを大きく変えたことはありますか?そのきっかけは何でしたか?+

模範解答

Yes, at the start of my third year I completely changed my morning routine. I used to skip breakfast and rush to class feeling tired, which hurt my concentration. After reading about the connection between morning habits and productivity, I started waking up forty-five minutes earlier to eat a proper breakfast and do a short walk. The change was difficult for the first two weeks, but once it became a habit I noticed a clear improvement in my energy and focus during lectures. That experience showed me how small lifestyle adjustments can have a big impact on academic performance.

3Q3 — 意見毎日きちんとスケジュールを立てる方が好きな学生もいれば、柔軟で自由なスタイルを好む学生もいます。どちらのライフスタイルがより幸せにつながると思いますか?+

模範解答

I think a moderately structured schedule leads to greater happiness for most students. Complete spontaneity sounds appealing, but in practice it often leads to procrastination and stress when deadlines approach. On the other hand, an overly rigid schedule leaves no room for unexpected opportunities or rest. The happiest students I know plan their main responsibilities but leave open blocks for whatever they feel like doing. For instance, I schedule my classes, study time, and exercise, but I keep my evenings flexible. That mix gives me both productivity and the freedom to recharge in whatever way feels right on a given day.

4Q4 — 推測10年後の大学生のライフスタイルは、現在と比べてどのように変わると思いますか?+

模範解答

I think student lifestyles ten years from now will be even more digital and flexible than they are today. More classes will be offered in hybrid or fully online formats, which means students may not need to live near campus at all. Social life might shift further toward virtual communities, although I believe most students will still crave in-person interaction. Health and wellness could also play a bigger role as universities invest in mental health resources and encourage work-life balance. Overall, I expect future students to have more choices about when and where they study, but that freedom will also require stronger self-discipline.

インタビューセット 4/8

Philosophy class debate preparation

1Q1 — 事実確認日常生活で人々がよく直面する倫理的ジレンマには、どのようなものがありますか?+

模範解答

People encounter ethical dilemmas more often than they realize. One common example is deciding whether to tell a friend an uncomfortable truth or protect their feelings with a small lie. Another is choosing between personal convenience and environmental responsibility, like driving a car instead of taking public transportation. In the workplace, employees sometimes face pressure to cut corners on quality to meet deadlines. Students deal with dilemmas around academic honesty, such as whether to report a classmate they see cheating. These everyday situations force people to weigh competing values like honesty, loyalty, and fairness.

2Q2 — 経験困難であっても、自分が信じることのために立ち上がった経験を教えてください。+

模範解答

During a group project in my second year, one team member copied a large section of text from an online source without citing it. I noticed the plagiarism and felt very uncomfortable because the student was also a friend. I decided to bring it up privately and explain that we could all fail the assignment if the professor discovered it. My friend was initially upset but eventually agreed to rewrite the section. It was an awkward conversation, but I believed it was the right thing to do for the entire team. The experience reinforced my belief that honesty is worth the short-term discomfort.

3Q3 — 意見人は生まれながらに善悪の感覚を持っていると思いますか、それとも道徳は社会から完全に学ぶものだと思いますか?+

模範解答

I believe morality is primarily learned from society, although humans may have some basic instincts toward empathy and fairness. Children learn what is right and wrong from their parents, teachers, and cultural environment, and moral standards clearly vary across cultures and time periods. For example, practices considered acceptable a hundred years ago are now seen as unethical in many parts of the world. If morality were purely innate, we would expect much more consistency across societies. So while our capacity for moral reasoning might be built in, the specific values we hold are largely shaped by the world we grow up in.

4Q4 — 推測世界中の人が同じ道徳的価値観を共有していたら、社会はより良くなると思いますか、それとも悪くなると思いますか?+

模範解答

At first glance, a world with shared moral values sounds ideal because it would reduce conflict and misunderstanding. However, I think it could actually make society worse in some ways. Moral diversity pushes people to question their assumptions, debate important issues, and refine their ethical thinking. Without disagreement, there would be less motivation to examine whether our values are truly just. History shows that moral progress often comes from people who challenge the dominant view. So while universal agreement on basic principles like human dignity would be wonderful, complete moral uniformity could lead to stagnation and an inability to recognize when change is needed.

インタビューセット 5/8

Consumer behavior research project

1Q1 — 事実確認ノートパソコンやスマートフォンなど高額な商品を購入する際、ほとんどの人はどのような点を考慮しますか?+

模範解答

From my observation, most people consider several key factors before making an expensive purchase. Price is obviously the first concern, especially for students on a limited budget. After that, people look at product reviews online, compare features across different brands, and ask friends or family for recommendations. Brand reputation also plays a large role because people tend to trust companies they have had good experiences with in the past. Finally, many consumers consider how long the product will last, since paying more upfront for something durable can save money over time.

2Q2 — 経験後悔した買い物の経験を教えてください。そこから何を学びましたか?+

模範解答

A couple of years ago I bought an expensive pair of noise-canceling headphones on impulse because they were on sale during a holiday promotion. I did not research other options or read detailed reviews before purchasing. Within a month, the battery life turned out to be much shorter than advertised, and the comfort was poor for long study sessions. I learned that a discount does not automatically make something a good deal and that impulse buying almost always leads to disappointment. Now I give myself at least a week to research and think before making any purchase over a certain amount. That waiting period has saved me from several bad decisions.

3Q3 — 意見信頼できるブランドは一定の品質を提供するので、ブランドへの忠誠心は合理的だという人もいれば、それが消費者のより良い選択肢を見つける機会を妨げるという人もいます。あなたはどう考えますか?+

模範解答

I think brand loyalty can be rational up to a point, but it becomes a problem when people stop comparing alternatives altogether. Sticking with a brand you trust saves time and reduces the risk of a bad purchase, which makes sense for everyday items. However, markets change quickly, and newer companies often offer better value or innovation. I used to buy the same brand of running shoes every year until a friend convinced me to try a different one, and I discovered it was more comfortable at a lower price. So my view is that loyalty should be a starting point for your search, not a reason to stop searching entirely.

4Q4 — 推測AIによってパーソナライズされた広告は、今後数年間で消費者の選択にどのような影響を与えると思いますか?+

模範解答

I think personalized AI advertising will make it easier for consumers to discover products that genuinely match their needs, but it will also create risks. On the positive side, you will spend less time searching for what you want because algorithms will learn your preferences and present relevant options. On the negative side, these systems could create filter bubbles that limit your exposure to alternatives and make it easier for companies to manipulate purchasing decisions. People may end up buying more than they need simply because the ads are so well-targeted. Ultimately, I think consumers will need to develop stronger critical thinking about advertising to maintain genuine freedom of choice.

インタビューセット 6/8

University planning committee student input

1Q1 — 事実確認あなたの大学の学生が最もよく利用するキャンパス施設やサービスは何ですか?+

模範解答

The facilities students use most at my university are the library, the student center, and the dining halls. The library is always crowded, especially during midterms and finals, because it offers quiet study spaces and fast internet. The student center is popular for socializing, attending club events, and grabbing coffee between classes. Dining halls are a daily necessity for students who live on campus. Beyond those three, the fitness center and computer labs also see heavy traffic. If I had to rank them, the library would definitely be number one since nearly every student spends time there at some point during the week.

2Q2 — 経験キャンパスの施設やサービスの変更が、あなたの学生生活を直接改善した経験はありますか?+

模範解答

Yes, last year the university renovated the main study area on the third floor of the library. They replaced old desks with modern workstations that have built-in power outlets and better lighting, and they added several small group study rooms with glass walls. Before the renovation, finding a seat with a working outlet was a daily struggle, and group study meant whispering in the open area. After the update, studying became much more comfortable and productive. I found myself spending more time on campus instead of going home to work. It was a relatively small investment that made a big difference in how students used the space.

3Q3 — 意見大学の予算が限られている場合、教室や実験室などの学術施設の充実と、レクリエーションセンターや寮などの学生生活施設の充実のどちらを優先すべきだと思いますか?+

模範解答

I believe the university should prioritize academic facilities when the budget is limited. The primary reason students attend university is to learn, and outdated classrooms with poor technology or overcrowded labs directly hurt the quality of education. A state-of-the-art recreation center is nice to have, but it does not contribute to the core academic mission the way a modern science lab or a well-equipped lecture hall does. Of course, student life facilities matter for well-being and retention, but if I had to choose one over the other, investing in the places where learning happens should always come first.

4Q4 — 推測20年後の理想的な大学キャンパスはどのようなものになると思いますか?+

模範解答

I think the ideal campus twenty years from now will be a hybrid space that blends physical and digital environments. Classrooms will feature immersive technology like augmented reality and holographic displays that make lectures more interactive. Green design will be standard, with solar-powered buildings and campus-wide sustainability programs. Study spaces will be highly flexible, with movable walls and furniture that adapt to different group sizes. Most importantly, campuses will be designed around student well-being, with more green spaces, meditation rooms, and health clinics integrated into everyday areas. The campus of the future will feel less like a collection of buildings and more like a connected community designed for both learning and living.

インタビューセット 7/8

Cross-cultural perspectives research

1Q1 — 事実確認異なる地域や国の人々の間にどのような文化的違いを感じましたか?+

模範解答

One of the biggest cultural differences I have noticed is in communication styles. People from some cultures are very direct and say exactly what they think, while people from other cultures prefer indirect communication to avoid conflict or embarrassment. I have also noticed differences in attitudes toward time and punctuality. In some countries, arriving ten minutes late to a social event is perfectly normal, whereas in others it would be considered rude. Eating customs vary widely too, from what people consider appropriate table manners to whether meals are communal or individual. These differences are fascinating once you understand the values behind them.

2Q2 — 経験異なる文化的背景を持つ人との交流から、価値あることを学んだ経験を教えてください。+

模範解答

During my first year, I was paired with a roommate from Brazil for a group housing assignment. At first I found it challenging because we had very different approaches to personal space and socializing. He would invite friends over without much advance notice, which I was not used to. Over time, though, I realized his openness created a warm and lively living environment that I actually enjoyed. He taught me that being flexible and welcoming can strengthen friendships in ways that careful planning cannot. That experience made me much more open to spontaneity and helped me appreciate different ways of building community.

3Q3 — 意見グローバリゼーションは世界中の文化をより似たものにしていると思いますか?また、それはポジティブな発展ですか、ネガティブな発展ですか?+

模範解答

I think globalization is definitely making cultures more similar in some surface-level ways, such as fashion, food, and entertainment. You can find the same coffee chains and streaming services in almost every major city now. However, I believe this is mostly a negative development when it comes at the cost of local traditions and languages. Cultural diversity gives the world richness and different ways of thinking about problems. When smaller cultures are absorbed by dominant global trends, we lose unique perspectives that cannot be replaced. I think we should embrace the connectivity that globalization offers while actively protecting the traditions and languages that make each culture distinct.

4Q4 — 推測移民の増加とリモートワークの普及は、次世代の文化的アイデンティティをどのように形成すると思いますか?+

模範解答

I think the next generation will develop much more blended cultural identities than any generation before them. With remote work allowing people to live in different countries while keeping the same job, and with migration continuing to increase, children will grow up exposed to multiple languages, cuisines, and value systems from an early age. This could lead to a more tolerant and adaptable society, but it might also create challenges around belonging and tradition. Some people may feel torn between cultures rather than rooted in one. Overall, I think cultural identity will become more personal and self-constructed rather than something determined entirely by where you were born.

インタビューセット 8/8

Future of education think tank interview

1Q1 — 事実確認現在の教育システムで学生が直面している最大の課題は何だと思いますか?+

模範解答

I think the biggest challenges students face today include rising tuition costs, mental health pressures, and a gap between what is taught in classrooms and what employers actually need. Many students graduate with significant debt that takes years to pay off, which limits their career choices after university. The pressure to maintain high grades while managing social life and finances also contributes to widespread anxiety and burnout. Additionally, some curricula have not been updated to reflect the skills that modern workplaces require, such as data literacy and collaboration across digital platforms. These challenges affect students across disciplines and income levels.

2Q2 — 経験あなたの考え方や学び方に長く影響を与えた教育経験は何ですか?+

模範解答

In my second year, I took a seminar course where the professor used the Socratic method almost exclusively. Instead of lecturing, she asked probing questions and expected us to build arguments on the spot using evidence from our readings. At first it was intimidating, and I often felt unprepared. But over the semester, I noticed that I was retaining information far better than in traditional lecture courses because I had to actively engage with every concept. That class taught me that real learning happens when you are forced to think critically rather than passively absorb information. I now seek out courses that challenge me to participate actively.

3Q3 — 意見標準化されたテストは学生の能力を測定する最も公平な方法だと考える教育者もいれば、真の潜在能力を測れないと主張する人もいます。あなたはどのような立場ですか?+

模範解答

I believe standardized testing is a limited and often unfair way to measure student ability. These tests reward memorization and test-taking strategy more than genuine understanding or creativity. Students from wealthier backgrounds can afford expensive preparation courses, which gives them an advantage that has nothing to do with actual intelligence or effort. I have seen classmates who are brilliant thinkers perform poorly on standardized exams simply because they do not test well under timed pressure. A better approach would combine project-based assessments, portfolios, and teacher evaluations to create a fuller picture of what a student can do. One number on a test should not define a person's academic future.

4Q4 — 推測20年後に学生が身につけるべき最も重要なスキルは何だと思いますか?また、教育はどのように適応すべきでしょうか?+

模範解答

Twenty years from now, I think the most important skills will be adaptability, critical thinking, and the ability to collaborate with both humans and AI systems. As technology automates routine tasks, the value of uniquely human skills like creative problem-solving and ethical judgment will increase. Education should adapt by shifting away from rote memorization toward project-based learning that mirrors real-world challenges. Schools should also teach digital literacy and data interpretation from an early age, since nearly every profession will involve working with technology. Finally, lifelong learning should become a core part of education systems, because the pace of change means that what you learn at eighteen may be outdated by the time you are thirty.

意見問題の答え方

ステップ1

立場を明確に述べる

最初の一文で自分の意見を直接表明しましょう。どちらの立場も挙げたり、曖昧にしたりしないことが大切です。採点者はあなたの論理展開を追うために、最初の一文から明確な立場を求めています。

ステップ2

最も強力な理由を1つ挙げる

最も説得力のある理由を1つ選び、十分に展開しましょう。45秒で2〜3つの理由を詰め込もうとすると、どれも表面的で展開の浅いポイントになってしまいます。1つの理由をしっかり説明する方が、より説得力があります。

ステップ3

個人的な例を使う

自分の実体験(または現実的な仮定の話)を使って理由を裏付けましょう。具体的な詳細があると回答に説得力が生まれ、採点者が内容を追いやすくなります。

ステップ4

短い結論で締めくくる

最後に1文で立場を言い直すか、質問に立ち返りましょう。短い結論があることで、話の途中で時間切れになったのではなく、意図的に考えを完結させたことが伝わります。

避けるべき4つのよくあるミス

どちらの立場にも踏み込まない

「両方の立場にはそれぞれ良い点がある」と言うのは貴重な時間を無駄にするだけで、採点者に評価すべき明確な立場を示せません。たとえ反論もできると感じていても、1つの立場を選んでそれに徹しましょう。

裏付けとなる根拠がない

「好きだからXを好む」と述べるだけでは回答が展開されません。その好みがなぜ理にかなっているかを示すために、具体的な理由と理想的には短い例が必要です。

ポイントを詰め込みすぎる

45秒に3〜4つの理由を詰め込もうとすると、深みのない主張の羅列になってしまいます。未完成のポイントをいくつも並べるよりも、1つのポイントを完全に展開した方が高い評価を得られます。

不自然なフレーズを使う

「In my humble opinion, I wholeheartedly believe...」のような丸暗記のテンプレートはロボットのように聞こえます。「I think...」や「For me...」といった自然な表現を使い、内容そのもので回答を引っ張りましょう。

AIと一緒に意見問題をトレーニングする

LingoLeapのAI搭載TOEFLスピーキング練習で、流暢さ・文法・一貫性について即座にフィードバックを受けましょう。

TOEFL練習を始める

よくある質問

TOEFLスピーキングのインタビューセクションにおける「意見問題」とはどのようなものですか?+
意見問題とは、2つの選択肢からどちらかを選ぶ、ある意見に賛成・反対する、または個人的な好みを説明するよう求められる問題です。インタビューの後半に出題されることが多く、45秒以内に明確な立場を取り、それを論理的に支持する力が試されます。
意見問題への回答時間はどのくらいですか?+
回答時間は45秒です。「Take an Interview」形式の問題には別途準備時間は設けられていないため、質問が終わったらすぐに話し始める必要があります。
両方の意見を述べる必要はありますか?+
必要ありません。むしろ両方の立場を述べようとすると、回答が弱くなることがほとんどです。明確な立場を1つ選び、強力な理由と具体的な例で支持しましょう。採点者が評価するのは、あらゆる角度を網羅しているかどうかではなく、選んだ立場をどれだけしっかり展開できているかです。
回答の中で架空の例を使ってもよいですか?+
はい、問題ありません。回答は事実の正確さではなく、英語の運用能力で採点されます。実際の例でも仮定の例でも、意見を明確に支持する内容であれば使用できます。よく展開された架空の例は、内容が薄い実体験よりも高い評価を得られます。
TOEFLスピーキングで意見を述べるときに使えるフレーズはありますか?+
「I personally believe that...」「In my opinion...」「I would prefer... because...」「From my experience...」「I strongly feel that...」などのフレーズが役立ちます。あまりにも形式的な表現や丸暗記したように聞こえるフレーズは避け、自然な話し方を心がけましょう。
意見問題は事実確認問題と採点基準が異なりますか?+
「Take an Interview」の全問題は同じ基準で採点されます。具体的には、デリバリー(明瞭さ・ペース・発音)、言語使用(文法・語彙)、トピックの展開(関連性・詳述・一貫性)の3つです。ただし、意見問題は複雑な論理展開や多彩な語彙を示す機会が多く、言語使用とトピック展開の評価を高めやすいという特徴があります。

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