外研版高中英語選修7 module 6《the world’s cultural heritage》（period 3）練習題-文庫吧
2024-11-12 19:52 本頁面
【正文】 所表示的含義完全相同。 If I were you, I would get up early every morning. → Were I you, I would get up early every morning. Had you arrived at the station ten minutes earlier yesterday, you could have caught the train. Should there be a flood, what should we do? Were they here now, they could help us. 2. if 虛擬句的省略。 Given enough money, we could have done it much better. 。 Fish can’t live without water. 沒有水，魚就不能活。 only 要是，只要，但愿 If only we could see each other once! 但愿我們能相見一次 ! If only I had listened to his advice! 我要是聽了他的勸告就好了！ ：即條件從句和主句時態(tài)不一致。 “If I had missed” said William Tell, “an d had shot too low, I was going to use this arrow on you.” If you had listened to the teacher carefully yesterday, you could answer the question now. 2) 虛擬語氣在主從復合句中的用法 : I. 虛擬語氣在賓語從句中的用法 1. wish+that 從句，表示的是一種虛擬語氣，賓語從句中的動詞所表示的動作表示的只是一種不能實現(xiàn)的愿望、要求。其中謂語動詞的形式和 對應用法如下表所述： 用 法 形 式 例 句 表示對現(xiàn)在情況的虛擬 wish+從句主語 +動詞過去式或were I wish I knew something about programming. I wish I were as strong as you. 表示對現(xiàn)在進行情況的虛擬 wish+從句主語 + were doing I wish I were sleeping. I wish it weren’t raining. 表示對 過去情況的虛擬 wish+從句主語 +had+過去分詞 She said something unpleasant. She wishes she hadn’t said it. I wish he had got there ahead of time. 表示對將來情況的虛擬 wish+從句主語 +would+動詞原形 I wish he would get younger and younger. I wish he would be more careful. 注意： 表示對現(xiàn)在情況的虛擬時 ，從句的時態(tài)不根據(jù)前面謂語動詞的時態(tài)變化而變化，而是依據(jù)從句的實際情況，可以表示和現(xiàn)在事實相反，也可以表示和當時事實相反。 I wish I knew the answer to the question. Yesterday when the teacher asked me the question, I couldn’t answer it. Then I wished I knew the answer. 2. 在 suggest （建議）、 demand（要求）、 order（命令）、 insist （ 堅持）、 request （請求）、 desire （要求）、 remend （建議、推薦）、 propose（建議、提議）、 require （
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