can't have done与could't have done的区别
来源:百度知道 编辑:UC知道 时间:2024/09/28 15:14:10
我知道这两个都表示
过去不可能做过某事,但有什么区别啊?
两个都出现选哪个啊
过去不可能做过某事,但有什么区别啊?
两个都出现选哪个啊
couldn't 较 can't 委婉, 表示多半是由客观原因造成的不能做,而can't 的主观色彩相对浓一些.
could'thave done觉宛转
can't have done 是有能力上的问题
can't have done指现在已经不能做,
could't have done指以前应经不能做了。^0^
第一个是现在时,第二个是过去时
can't have done与could't have done的区别
mustn't have done和can't have done的区别
it absolutely can't be done
can't have been
needn't have done还是didn't have done
请问shouldn't have done和might not have done 在此题中的区别?
can't 与 can
--She shouldn't have done that sort of thing
Didn't need to do还有 needn't have done的区别
can I have ____water?No you can't have ____.