4.A:What are you looking for?B:My cellphone. It must ______ somewhere(某個地方) in the room.(A) was (B)

問題詳情

4.A:What are you looking for?B:My cellphone. It must ______ somewhere(某個地方) in the room.
(A) was
(B) be
(C) is
(D) were

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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【twei】評論

must 後加原形動詞

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