英语问题
---Ihavereturnedthebooktothelibraryalready.---Howlong_____you_____(keep)it?MayIfillin...
---I have returned the book to the library already.
---How long_____you_____(keep) it?
May I fill in"have,kept"or "did,keep"? Both OK? What's the differences between them? Thanks. 展开
---How long_____you_____(keep) it?
May I fill in"have,kept"or "did,keep"? Both OK? What's the differences between them? Thanks. 展开
展开全部
实际上，没多大区别
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