. In September 2008 , China’s key milestone in space travelwhen Zhai Zhigang conducted the
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- 提问者网友：蓝琪梦莎
- 2021-04-08 05:56
. In September 2008 , China’s key milestone in space travel when Zhai Zhigang conducted the first space walk.
A. reached
B. was reached
C. has reached
D. had been reached
最佳答案
- 五星知识达人网友：毛毛
- 2021-04-08 07:11
A. reached(答案→)B. was reachedC. has reachedD. had been reached解析：可联系答.案.网客服索取。
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- 1楼网友：野慌
- 2021-04-08 08:19
谢谢回答！！！
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