1. 用方框中所给词或短语的适当形式填空，每词或短语限用一次。

traffic, cheap, carry, hour, be able to

1. （1） I don't have much money, so I want to buy a car.
3. （2） Tony fly kites now.
5. （3） There are sixty minutes in an .
7. （4） The box is so heavy that I can't it.
9. （5） The is heavy during rush hours.