比较

　　Differences in use are not as fixed or clear cut between doesn't dare to and daren't as they are between doesn't need to and needn't, except in expressions or collocationssuch as:

　　doesn't dare to与daren't在用法上的差别不像doesn't need to和needn't那么固定或清晰，除了在以下这些表达和搭配中：

　　* How dare you?

　　你怎么敢?

　　eg: How dare you walk away when I'm talking to you?

　　我在跟你说话的时候你怎么敢走开?

　　* I dare you to…

　　我谅你不敢……

　　I dare you to go up to him and ask him for a date.

　　我谅你也不敢走到他面前请他跟你约会。

　　* I dare say…

　　我敢说……

　　I dare say you're pretty hungry after all that cycling.

　　我敢说你骑了那么久后肯定饿死了。

　　In this last example, I dare say means I suppose.

　　最后一例中的I dare say的意思是I suppose，我料想。

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（编辑：王美娇）