题目内容
40. I could have offered you some help last weekend, but I ______ with my work at that time.
A. would be occupied B. was occupying C. had been occupied D. was occupied
D
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题目内容
40. I could have offered you some help last weekend, but I ______ with my work at that time.
A. would be occupied B. was occupying C. had been occupied D. was occupied
D