—You seem familiar with Mr. John?—Sure, we ______ together for three years in the 1990s.
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A
have worked
B
had worked
C
are working
D
worked
推荐题目
 One third of the people trapped in the ruins _______ at last.
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A
has dug out
B
was dug out
C
have dug out
D
were dug out
Both Class 3 and our class won't be able to finish the work unless they ___ each other.
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A
team up with
B
come up with
C
put up with
D
catch up with
Sweet memories ______ as I looked at the pictures _____were taken at the beach last summer.
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A
took out; which
B
crowded in; which
C
ended up; that
D
dropped by; that