I have worked here since I _________ from college.
A. will graduate
B. graduate
C. graduated
D. is graduated
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She told me her name only after I _______ her twice.
A. had asked
B. asked
C. have asked
D. is asked
By the time you get back, great changes___________ in this area.
A. had taken place
B. will have taken place
C. took place
D. has taken place
That was the second time I _________ abroad.
A. is
B. was
C. have been
D. had been
He said he _______________(write) a report since two o’clock that morning.
A. had been writing
B. have been writing
C. had written
D. was written
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