D
用在完成时
ever表示曾经有怎么样过
如：Have you ever done it?
你曾经有做过这个吗?
yet通常跟疑问和否定连用,表示还、已经
如：I have not yet done it.
我还没做.
Have you done it yet.
你已经做了吗?
already 跟肯定句连用,表示已经
如：I have already done it.
我已经做了
本句,由于前后都是疑问、否定句,所以a
你关了门了吗?
还没有（not yet是个很常见的回答方式：）
--Have you closed the door____?
8个回答
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