单项选择题

We substitute fish （）meat several times a week.

A.for
B.to
C.with
D.and

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单项选择题I （）talk that way if I were Frank.

A.won’t
B.didn’t
C.couldn’t
D.wouldn’t

单项选择题8（）

A.please open your bag.
B.do you have carryon luggage?
C.what is the purpose of your visit?
D.I’ll be staying in a room at a hotel downtown for the entire week.