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如何快速掌握英语语法

日期:2012/11/19 14:03:09 来源:本站原创 访问量:
译为其实没必要……”。如:
You needn’t have come over yourself.
As it turned out to be a small house party, we so formally.
[A] needn’t dress up [B]did not need have dressed up
[C] did not need dress up [D] needn’t have dressed up
(
没有必要穿的那么正式,体现是说话者的建议,实际结果是否真的穿的很正式没有确定,答案为D)
2
should have +过去分词,表示应该做某事但实际上未做,译为本应该……”should not + have过去分词表示本不应该做某事但实际上做了,译为本不应该……”。如:
I regret having left the work unfinished; I should have planned everything ahead carefully.
我本来应该事先认真地把每件事情规划的很好,但实际上作者还是没有规划好,以至工作没有完成。
3) ought to have +
过去分词,表示动作按理该发生了,但实际上未发生,译为……”,与should 的完成式含义类似。如:
he porter ought to have called the fire-brigade as soon as he saw the fire in the stock, which went up in smoke .
4) could have +
过去分词,表示过去本来可以做但却未做,译为完全可以……”。这点与ought/should/ have +过去分词用法相似。如:
What you said is right, but you could have phrased it more tactfully.
5) may/ might have +
过去分词,表示过去可以做但实际未做,译为(那样)也许会……”。如:
It might have been better to include more punchy statistics and photos of equipment in the introduction to further assist first-time office automation managers.
二.几个情态动词常考的句型:
1)
may/might (just) as well “不妨,最好

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