英検1級二次面接の質問タイプ別回答法｜Why・How・What if・Whichを30秒で処理する独自28問

2026年11月3日

慶英会塾長｜慶應義塾大学卒・英検1級
中高一貫校の学校英語・NEW TREASURE・英検対策を専門とするオンライン個別指導塾です。塾長紹介

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英検1級の二次面接Q＆Aでは、質問の種類によって答えるべき情報が変わります。Whyなら理由、Howなら方法、What ifなら条件変化への対応、Whichなら比較基準が必要です。本記事では4タイプを独自28問で練習します。

4タイプを先に分類する

Why：理由を一つ明確にする
How：方法・手段・仕組みを示す
What if：条件が変わった場合の判断を示す
Which：比較基準を示して選ぶ

独自28問

Why should governments invest more in public transportation?
How can cities reduce private-car use?
What if congestion pricing hurts low-income workers?
Which is better: subsidies or tax incentives for renewable energy?
Why should schools teach financial literacy?
How can universities make internships more accessible?
What if remote work reduces communication?
Which is better: online or face-to-face university education?
Why should cities expand green spaces?
How can tourist destinations reduce overcrowding?
What if tourism restrictions reduce local income?
Which is more important: preservation or redevelopment?
Why should companies disclose environmental risks?
How can governments protect personal data while improving public access?
What if digital public services exclude older residents?
Which is more effective: regulation or public education?
Why should schools limit smartphone use?
How can schools prepare students for changing labor markets?
What if project-based learning reduces time for basic skills?
Which is better: practical skills or broad general education?
Why should governments support preventive healthcare?
How can companies reduce unnecessary meetings?
What if a four-day workweek reduces service quality?
Which is more effective: remote work or flexible office hours?
Why should museums provide digital access?
How can cities encourage cycling without reducing accessibility?
What if stricter consumer rules increase costs for small businesses?
Which should governments prioritize: disaster prevention or response?

30秒回答の型

最初の5秒で立場、次の10～15秒で理由・方法、最後の10秒前後で条件や具体例を入れます。例えばWhyなら「Yes, because…」で直接答え、What ifなら「In that case, I would…」と条件変化への対応から始めます。

模範回答

Q: What if remote work reduces communication?
In that case, companies should combine remote work with regular in-person meetings and clear communication procedures. Remote work can still provide flexibility, but it should not be used in a way that prevents teams from sharing important information. The best policy therefore depends on the type of work involved.

Q: Which is better: subsidies or tax incentives for renewable energy?
I would choose subsidies for early-stage projects because they can directly reduce the initial financial burden. Tax incentives may work well for established companies, but they may be less useful for organizations that do not have large taxable profits. The better option therefore depends on the target group.