单项选择题

You()him ont though you were very busy.

A．should have helped
B．must help
C．ought to help
D．could have helped

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单项选择题
How far is it from here to the city()

A．20.5 kilometers.
B．20 kilometers.
C．25.5 kilometers.
单项选择题
Why does the woman make the telephone call()

A．She wants to know more about the club.
B．She hopes to find a job in Washington.
C．She plans to go to evening classes.
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