题目内容
-Is Tom still smoking?
-No, by next Saturday he ________ for a whole month without smoking a single cigarrette.
[ ]
A.will go
B.will have gone
C.will have been
D.has been going
答案:B
提示:
提示:
|
by后跟表示将来的时间状语时,主句要用将来完成时。 |
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