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填空题

The law of gravity ______ (discover)by Isaac Newton about 350 years ago．

【参考答案】

was discovered

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单项选择题______, so she was surprised.

A．Mr. Brown didn’t know Jill was a college student
B．Mr. Brown didn’t know Jill was good at her subjects
C．Mr. Brown didn’t like Jill at all
D．Mr. Brown told Jill to be a cleaner

单项选择题Why could the man become one of the biggest food retailers in the US

A．Because he had many friends to help him.
B．Because he was smart and worked very hard.
C．Because he had his own fleet of delivery vehicles.
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A．She was 12.
B．She was 13.
C．She was 25.
D．She was 27.

单项选择题Ⅱ. 完形填空 Cloze

A．went on
B．ran away
C．jumped out
D．gave up

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A．About one sixth of American workers are working in car factories.
B．The best way to get rid of air pollution is to change the car engine by something else.
C．It isn’t easy to change the way of life in the USA.
D．In the USA bikes will surely take the place of cars in the future.