The letter he had been looking forward ____________ this morning.A．to arrivingB．

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The letter he had been looking forward ____________ this morning.

A．to arriving

B．to received

C．to arrived

D．to receiving

答案

解析

略

举一反三

The government has to close those small factories to prevent the water of the river ______.

A．polluting

B．from polluting

C．being polluted

D．polluted

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Yesterday I went to buy a computer. There were so many models for us ________ in the shop that I was at a loss which to buy.

A．to be chosen

B．to choose

C．to choose from

D．for choosing

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The boy promised ______late for school again.

A．to not be

B．not to be

C．not being

D．being not

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Private cars are required to take turns off roads one out of five weekdays ____the traffic pressure.

A．reducing

B．reduce

C．to reduce

D．reduced

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Who do you think Mr. Brown had ＿＿＿ within three months?

A．driven

B．driving

C．drive

D．to drive

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