Unit 20 · レッスン2 · スライド 1
be動詞は主語に関わらず were を使う!
⚠️
仮定法では I・he・she でも基本的に were を使う
→ 口語では was も使われるが、試験では were が正解
主語
仮定法の be動詞
I
were ✓
he / she / it
were ✓
you / we / they
were ✓
⚠️ 普通の過去形なら「I was」「he was」だが、
仮定法では基本的に were を使います(試験では were が正解)。
Unit 20 · レッスン2 · スライド 2
were を使った例文で確認しよう!
If I were you, I would study more.
If he were taller, he would join the team.
If she were here, she would help us.
💡 「If I were you」は「もし私があなたなら」という定番フレーズ。
アドバイスするときによく使われる表現!
Unit 20 · レッスン2 · スライド 3
would と could の違い
would
「〜するのに」— することを表す
If I had time, I would go. → 行くのに(意志・行動)
could
「〜できるのに」— できること(可能・能力)を表す
If I had time, I could go. → 行けるのに(可能・能力)
If I were rich, I would travel the world.
If I were rich, I could travel the world.
Unit 20 · レッスン2 · スライド 4
仮定法の否定文の作り方
📝
not を入れる場所は2パターン
→ If 節を否定するか、主節を否定するか
If I were not busy, I would call you.
If I had a car, I would not take the train.
💡 短縮形もよく使われます。
would not → wouldn't / were not → weren't
Unit 20 · レッスン2 · まとめ
まとめ
今日のポイント整理
1
仮定法の be動詞は主語に関わらず were(I・he・she でも were)
2
would =「〜するのに」/ could =「〜できるのに」
3
否定は not を追加するだけ。would not → wouldn't、were not → weren't
⚡ 最短判断ルール
1
be動詞が必要 → 主語に関わらず were
↓
2
「する」なら would、「できる」なら could
👏 おつかれさま!演習で確かめてみよう!