A big step to strengthen China’s health care systems since we launched an effort in 2008.
A. has been taken
B. is being taken
C. was taken
D. had been taken
A big stepto strengthen China’s health care systems since we launched an effort in 2008.A.
答案:2 悬赏:70 手机版
解决时间 2021-01-03 05:14
- 提问者网友：蓝琪梦莎
- 2021-01-02 06:57
最佳答案
- 五星知识达人网友：污到你湿
- 2021-01-02 07:34
(答案→)A. has been takenB. is being taken C. was takenD. had been taken解析：可联系答.案.网客服索取。
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- 1楼网友：英雄的欲望
- 2021-01-02 07:50
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