.He said he experiments those days.A. was doingB. had been doingC. has been doingD. is do
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解决时间 2021-04-06 08:11
- 提问者网友：寂寞梧桐
- 2021-04-05 12:22
.He said he experiments those days.
A. was doing
B. had been doing
C. has been doing
D. is doing
最佳答案
- 五星知识达人网友：一秋
- 2021-04-05 13:47
A. was doing(答案→)B. had been doingC. has been doingD. is doing解析：可联系答.案.网客服索取。
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- 1楼网友：夜余生
- 2021-04-05 14:30
这个解释是对的
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