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語可以表示 含蓄的條件 。 例句: ? With your help, we could have done better. ? Without air, there would be no living things. ? But for your help, I wouldn’t have passed the exam. (7)虛實錯綜句: 有時虛擬現(xiàn)象與客觀事實錯綜交織在一起,需要我們判斷哪一處是虛擬語氣,哪一處是陳述語氣。 ? I was busy that day. Otherwise I would have gone there with you.( 第一句說明當時的事實,是陳述句; otherwise后面是隱含條件的虛擬語氣。) ? I could have finished the work, but I was ill then.( 前句是隱含條件的虛擬語氣,后句 but表示轉(zhuǎn)折,說明當時的事實,是陳述句。) 2. 動詞 wish后的賓語從句表示不可能實現(xiàn)的愿望,因此從句中要用虛擬語氣。從句中謂語動詞的形式為: S + wish + (that) +: S + 動詞過去式( be多用 were)( 表現(xiàn)在) S + had + 過去分詞(表過去) S + could/would/might + 動詞原形(表將來) 例句: ? I wish I knew the answer to the question. ? I wish it were spring in Beijing all the year round. ? I wish(ed) I hadn’t spent so much money. ? I wish I would go abroad some day. 3. 虛擬語氣用于 as i