考试中主要考查情态动词的基本用法和情态动词+have done 的用法。其中,情态动词+have done 表“推测”、表“虚拟”的用法是考试的重难点,考生需着重掌握。
1. 情态动词的基本用法
如:Would you like a drink? 你想喝一杯吗?
May you have a very happy life! 祝你们生活幸福美满!(祝愿)
Shall I turn on the light? 要不要把灯打开?(征求意见)
2. 情态动词+have done 的用法
如:The light was out. They must have gone to bed.
Mr. Smith can’t have gone to Beijing, for I saw him in the library just now.
You shouldn’t have told her the truth.
You needn’t have taken a taxi here, for it was near my home.
You could have done better, but you didn’t try your best.
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