I don’t know ______ or not the books _____ to the homeless children next month are really useful._刷题宝

题干

I don’t know ______ or not the books _____ to the homeless children next month are really useful.

A：if, give

B：whether, to be give

C：whether, giving

D：if, which are give

上一题下一题 0.0难度选择题更新时间:2019-09-17 03:45:51

答案(点此获取答案解析）

B

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