题目内容
I don’t know ______ or not the books _____ to the homeless children next month are really useful.
A. if, given B. whether, to be given C. whether, giving D. if, which are given
B
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题目内容
I don’t know ______ or not the books _____ to the homeless children next month are really useful.
A. if, given B. whether, to be given C. whether, giving D. if, which are given
B