so … that / such … that 構文
着眼点「とても〜なので…」の結果・程度。so は形容詞・副詞、such は名詞を含む。
| 型 | 例 |
|---|---|
| so ＋形容詞・副詞 ＋ that | He ran so fast that no one could catch him. |
| such ＋(a)＋(形)＋名詞 ＋ that | It was such a hot day that we stayed inside. |
| so ＋形容詞＋a＋名詞 | It was so hot a day that …（文語） |
| so ～ that … not / too ～ to | He is too tired to walk. = He is so tired that he can't walk. |
例文
1
She was so surprised that she couldn't speak.
彼女はとても驚いて、言葉が出なかった。
2
It was such a good book that I read it twice.
とてもいい本だったので、2回読んだ。
ポイントso / such の使い分け：後ろに名詞があるか。a good book なら such a good book、good だけなら so good。
注意so … that の that が省略されることもある（口語）。 so that（目的）とは別物：so that の直前に形容詞・副詞がない。
確認問題
1
空所補充。 This is ( ) difficult a problem that nobody can solve.
答え
so（so ＋形容詞＋a＋名詞。such a difficult problem と同じ）
2
空所補充。 It was ( ) a long speech ( ) everyone fell asleep.
答え
such / that