问题补充:
—Do you smoke?
—No,I don’t.It’s two years since I .
A. smoked
B. have smoked
C. has smoked
D. don’t smoke
答案:
(答案→)A. smoked
B. have smoked
C. has smoked
D. don’t smoke
解析:since从句中动词若为延续性动词,则意为“自从不……以来”。
时间:2024-03-04 10:12:34
—Do you smoke?
—No,I don’t.It’s two years since I .
A. smoked
B. have smoked
C. has smoked
D. don’t smoke
(答案→)A. smoked
B. have smoked
C. has smoked
D. don’t smoke
解析:since从句中动词若为延续性动词,则意为“自从不……以来”。