题目内容

--Ican’tgetthroughtothegeneralmanager’sofficeanyhow.Thelineisbusy.Someone_____thetelephone.

A. mustuse
B. uses
C. musthavebeenusing
D. mustbeusing

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Hesuggestswe______tothecinemaatonce,otherwisewewillbelate.

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A. breaks
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A. bepunished
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