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A
把握相应的时间状语
already , just , before
yet
ever , never
So far
B
since / for
1. -How long have you had your bike?
-________ Saturday.
A. For B. Since C. Then D. About
2. – How long have you been ill ?
- ____ 3 days.
A. Since B. Before C. For D after
B
C
3 Sam came to Beihai in 2002.
He __________ here for nine years.
A. lives B. was living
C. has lived D. will live
C
4. Mr. White came to our school in 2008, and since
then he ______ us English.
A. teaches B. taught
C. has taught D. will teach
5. Jim _________ in Zhuzhou since he finished his college.
A. works B. is working
C. has worked D have worked
C
C