题目内容
— Mary, why didn't you come yesterday?
— I _____, but I had an unexpected visitor.
— I _____, but I had an unexpected visitor.
[ ]
A. had
B. did
C. would
D. was going to
B. did
C. would
D. was going to
D
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Oh, Mary, why are you killing your time this way ?Can’t you find something____ doing at all?
| A.useful | B.valuable | C.worth | D.good |