how to work out the difficult physics problem ,he asked the teacher for help .
A. Not to know
B. Not knowing
C. Knowing not
D. Not known
how to work out the difficult physics problem ,he asked the teacher for help .A. Not to kn
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解决时间 2021-03-02 22:53
- 提问者网友:雨不眠的下
- 2021-03-02 15:12
最佳答案
- 五星知识达人网友:duile
- 2020-12-01 11:59
A. Not to know(答案→)B. Not knowingC. Knowing notD. Not known解析:句意是:不知道怎么解决这个难的物理问题,他向老师求助。因为he和know是主动关系,用现在分词做状语,否定式是在现在分词前面加not,选B。
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- 1楼网友:西风乍起
- 2019-11-08 23:47
谢谢解答
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