20.Boys, don’t make any noise. Be quiet, _____ you can study in the library.(A) until (B) and (C) bu

問題詳情

20.Boys, don’t make any noise. Be quiet, _____ you can study in the library.
(A) until
(B) and
(C) but
(D) or

參考答案

答案：B
難度：計算中-1
書單：沒有書單，新增

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