题目内容

Don't leave your books near the open fire. They might easily ______.

A. catch to fire
B. catch fire
C. catch up fire
D. catch with fire

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100,000 babies ______ born in this hospital every year.

A. are
B. were
C. would be
D. have been

You are welcome to order the goods now. But payment should be made ______.

A. for advance
B. advancing
C. in advance
D. to advance

老年人脑血栓形成最常见的病因是( )

A. 高血压
B. 脑动脉粥样硬化
C. 冠心病
D. 心肌梗死

I am looking forward to ______ the film again.

A. see
B. saw
C. seen
D. seeing

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