问题补充:
Mr. Smith works as a government official now, but he in a middle school for 5 years.
A. has worked
B. worked
C. had worked
D. had been working
答案:
A. has worked
(答案→)B. worked
C. had worked
D. had been working
解析:可联系答.案.网客服索取。
时间:2020-05-27 08:02:04
Mr. Smith works as a government official now, but he in a middle school for 5 years.
A. has worked
B. worked
C. had worked
D. had been working
A. has worked
(答案→)B. worked
C. had worked
D. had been working
解析:可联系答.案.网客服索取。