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______ this experiment is not difficult.A、Having doneB、DoneC、To doD、Being don
______ this experiment is not difficult.A、Having doneB、DoneC、To doD、Being don
游客
2023-09-27
82
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问题
______ this experiment is not difficult.
选项
A、Having done
B、Done
C、To do
D、Being done
答案
C
解析
本题考点是不定式。本题为不定式作主语。本句大意:做这个实验不难。
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