It_____five years since he has left for Beijing.
A. was
B. has been
C. is
D. is going to be
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Please don’t leave the office until your friend ___back.
A. came
B. comes
C. have come
D. will come
By the end of last year he___ about 1500 English words.
A. learns
B. learned
C. was learning
D. had learned
You must tell him the news as soon as you ____ him.
A. see
B. sees
C. will see
D. is seeing
He told me that he ____to see us the next day.
A. comes
B. came
C. will come
D. would come