绝对没做过.
could never have done
2个回答
相关问题
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这里的could never have done表示什么
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have never done与never have done的区别如题
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should have done;must have done;need have done;could have do
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should have done ,shouldn't have done.could have done,couldn
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情态动词+have done 如 could have done,must have done,should have
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should have done ;could have done; might have done 有什么区别
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谁能给我讲解一下和could never have done 的相关知识?
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could have done 和 might have done 的区别?
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can have done和 could have done有什么区别?
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could/should/must/.加have done和have been done区别