Man-made-satellites into space by many countries.A. was sent upB. is sent upC. have been s
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解决时间 2021-04-12 11:54
- 提问者网友：浪荡绅士
- 2021-04-11 16:05
Man-made-satellites into space by many countries.
A. was sent up
B. is sent up
C. have been sent up
D. has been sent up
最佳答案
- 五星知识达人网友：一秋
- 2021-04-11 16:50
A. was sent upB. is sent up(答案→)C. have been sent upD. has been sent up解析：可联系答.案.网客服索取。
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- 1楼网友：北方的南先生
- 2021-04-11 17:53
感谢回答，我学习了
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