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Could和Would的区别是什么?

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Could和Would的区别是什么?

在疑问句中,would较could委婉。在否定句中,could较would坚决。

详解:

区别不大:

could是can的过去式,表示“能够。。。。” would是will的过去式,表示“将要。。。”

(1)在疑问句中,would较could委婉。 Could you help me?“你能帮我吗?” Would you help me?“你会帮我吗?”

(2)在否定句中,could较would坚决。 I couldn't help you.“我不能帮你。” I wouldn't help you.“恐怕我帮不了你。”

(3)在虚拟语气中意义不同: I could have helped you.“我本来能够帮你,却没帮你。” I would have helped you.“我本来打算帮你,但没有帮你。”

其实他们区别不大,有时可以互用。