问题
选择题
—Is Tom still smoking?
—No．By next Saturday he _____________ for a whole month without smoking a single cigarette.
A．will go
B．will have gone
C．goes
D．has been going
答案
答案：B
题目分析：考查时态。根据句中时间状语By next Saturday到下个周六为止，故用将来完成时。句意：——汤姆任然吸烟吗？——不了，到下个周六为止，他整整一个月没抽一支烟。故B正确。