空is wise to learn something about germany before

随清风起舞2022-10-04 11:39:541条回答

空is wise to learn something about germany before
going there
A.One B.It C.This D.That

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pepepper 共回答了21个问题 | 采纳率95.2%
B.it 因为只有it能够作形式主语
1年前

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