单项选择题

—Why is Tom absent now
—He must be sick,()

A．isn't he
B．is he
C．mustn't he
D．must he

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单项选择题

I have read one of his novels()a few of his plays.

A．but
B．for
C．as well as
D．or

单项选择题

Please write your name in the()space at the top of the page.

A．emptied
B．empty
C．blank
D．nothing

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