单项选择题

How much will the woman pay if she uses 20 hours（）

A. $30,
B. $20.
C. $15.
D. $12.

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单项选择题
Why did the man call the company（）

A、 To book a room.
B、 To arrange an exhibition.
C、 To reserve a seat on a plane.
D、 To buy a ticket for a play.
填空题
What are freewaysThey are wide highways （）.
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