题目内容

Two years ago, she bought an expensive mountain bike and then she persuaded me to buy _______.

A. this B. that　　　　C. it D. one

 

D

【解析】

试题分析：考查指示代词。句意：她两年前买了一辆昂贵的山地自行车，然后，她就劝我也买一辆。that指代不可数名词；it表示特指；one指代可数名词，表示泛指“同类中的一个”。这里指代的是泛指a mountain bike，是可数名词，故选D。

考点：考查指示代词

 

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In this way, the driver thought he could not have a good rest, so he wrote a short note and stuck it on the window for all to see. It said, “I don’t know the time.”

Again, he lay down in the seat for his sleep. A few minutes later, a third person came and began to knock at the window, “Hey, sir,” he said, “It’s a quarter to nine.”

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2.How long had the driver been there when the third person called him?

A. 40 minutes B. 25 minutes

C. 50 minutes D. 70 minutes

3.Why did the driver write a note and stick it on the window?

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Forty students were invited to Washington, D.C. for the final judging. A group of scientists judged them on their research abilities, critical thinking skills and creativity. The judges also questioned the students about scientific problems before deciding on the winners.

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