________ the students were hearing the exciting news!

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—Li Ming is said ________ abroad. Do you know what country he studied in?

—Yes. In Britain.

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A．to have studied

B．to study

C．to be studying

D．to have been studying

—Is it my age ________ the boss minds?

—I'm afraid not. He will consider ________ necessary to have an experienced assistant.

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Janet as well as the other young people who ________ sent abroad by the government ________ brought up in the small town.

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The room was never much used ________ occasional visitors.

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The proposal had been put forward, and then arose the question ________ we were to get the proofs ________.

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It was not until dark ____ ____he thought was the correct way to solve the prolem.

[　　]

A．that he found; that

B．did he found; what

C．that he found; what

D．when he found; that

The old couple have been married for 40 years and never once ________ with each other.

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Fighting and killing in wars ________ wrong. Therefore I pray that an end should be ________ to all the wars in the world.

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The airline going from bad to worse, the workers ________ hardly enough to make ends meet .

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