问题补充:
Mr. Smith would have come to see you if it had been possible, but he so busy.
A. was
B. had been
C. has been
D. were
答案:
(答案→)A. was
B. had been
C. has been
D. were
解析:可联系答.案.网客服索取。
时间:2022-01-29 04:08:42
Mr. Smith would have come to see you if it had been possible, but he so busy.
A. was
B. had been
C. has been
D. were
(答案→)A. was
B. had been
C. has been
D. were
解析:可联系答.案.网客服索取。