问题 选择题

—Jim, have you done  homework_________?

---- Yes, I have _____ done it.

A.already; yet

B.yet; yet

C.already; already

D.yet; already

答案

答案:D

在疑问句或否定句中用yet表示已经的含义,在肯定句中用already表示此意,故本题选D。

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