Every possible means , but none successful．A. has tried; has provedB. tried; provesC. has
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解决时间 2021-04-12 13:53
- 提问者网友：蔚蓝的太阳
- 2021-04-11 15:12
Every possible means , but none successful．
A. has tried; has proved
B. tried; proves
C. has been tried; proves
D. is being tried; is proved
最佳答案
- 五星知识达人网友：我住北渡口
- 2021-04-11 15:20
A. has tried; has provedB. tried; proves(答案→)C. has been tried; provesD. is being tried; is proved解析：可联系答.案.网客服索取。
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- 1楼网友：行路难
- 2021-04-11 15:59
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