虚拟语气

had taken my advice, you wouldn39。 t have failed in the exam.(从句动词用 had taken, 主句动词用 have failed)如果你当时听从我的劝告的话，你就不会在考试中失败了。 ⑽ 、 If you had got up earlier, you could have caught the train.(从句动词用 had

hould / ought to do / be doing 应该做而没做 should/ought to have done 需要做 need do 本没必要做而做 needn’ t have done 本可以 /可能做而未做 could have done 如果„是会的 would have done 能力过关 1. Were it not for the snowy weather, we

, intention, failure, wish, determination 等。 如： He hasn’t kept his promise to write to his parents regularly. 他没有遵守诺言定期给他父母亲写信。 My wish to be a teacher is quite understandable. 我想成为一个教师的愿望是可以理解的。 （