问题补充:
We on this project for four hours. Let’s have a rest.
A. are working
B. have been working
C. worked
D. had worked
答案:
A. are working
(答案→)B. have been working
C. worked
D. had worked
解析:可联系答.案.网客服索取。
时间:2022-12-23 06:49:59
We on this project for four hours. Let’s have a rest.
A. are working
B. have been working
C. worked
D. had worked
A. are working
(答案→)B. have been working
C. worked
D. had worked
解析:可联系答.案.网客服索取。