8. If there (be) no natural resource in the future any more, we (make) use of nuclear power.
7. If I ____________ (meet) you yesterday, we _____________ (go) to the concert together.
6. If you (get) up earlier, you (catch) the first train.
5. If Tom ______________ (be) more careful in the exam, he ______________ (pass) it already.
4. If I _______ (be) in your position, I _____________ (ask) for teacher’s help.
3. If the policeman _____________ (be not) in that room, it ________________ (be) very dangerous.
2. If the world-war ___________ (burst) out again, what ________________ (happen) to our people on earth?
1. If they ______ (be) here, they__________ (take) your advice.
5、虚拟语气在简单句中的用法
(1)情态动词的过去式用于现在时态时,表示说话人的谦虚、客气、有礼貌,或委婉的语气,常见于日常会话中。如: It would be better for you not to stay up too late. 你最好别太晚睡觉。
(2)在一些习惯表达中。如: I would rather not tell you. 我宁愿不告诉你。
(3)用“may + 动词原形”表示"祝愿"、"但愿”,此时may须置于句首(多用于正式文体中)。如:May you be happy!祝你快乐!May good luck be yours.祝你顺利。
虚拟语气基础训练1
Ⅰ. Fill in the blanks.
4、虚拟语气在定语从句中的用法:在"It is time (that) …"句型中,定语从句的谓语动词常用虚拟语气表示将来,动词形式一般用过去式,意思是"该干某事的时候了"。如: It’s (high) time we did our homework. 我们该做作业了。
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