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牛津实用英语语法 149 表示无义务的各种形式

2009-04-22 词汇语法 来源:互联网 作者:

但是,关于needn't在间接引语中的用法,参见上面第148节C。

shan't/won't need to=shan't/won't have to

don't/doesn't need to=don't/doesn't have to

didn't need to= didn't have to(但 didn't have to更常见)

从上面的表格中可以看出,与haven't/hasn't got to和 hadn't got to完全同义的 need的形式是不存在的。


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