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—Tomhasbeenworkingformorethan9hours!—He

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問題詳情:

—Tomhasbeenworkingformorethan9hours!—He

—Tom has been working for more than 9 hours !

—He _________be very tired.

A. will            B. must               C. has to              D. shall

 

【回答】

 B

知識點:虛擬語氣與情態動詞

題型:選擇題