问题
选择题
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
答案
D
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