He is working hard at his English ________ up with the other students.

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He is working hard at his English ________ up with the other students.

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Bob was away from school for two weeks. So now he has to work hard ________ 　　　　　　the rest of the class.　　　[　　]

A． to catch up　　　 　B． to catch up with

C．catches up with　　　D．catching up with

阅读理解

A young man is sitting by the road eating something. A policeman is coming over. At once （立刻）, the man gets up quickly and runs down the road. The policeman runs after him. The man runs very fast (快). But the policeman runs faster(更快). After a few minutes, the policeman catches him.“Where are you going?”says the policeman.“You must be criminal(罪犯) if you run like that when you see a policeman.”“No, no.”says the man.“I'm not criminal. I'm just too fat, you see. The doctor says to me I must always run fast after eating. ”“I see.”says the policeman.“You are running to help to lose some weight.（减肥）”

(1) A young man is sitting by the road and ________ something.

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(2) ________ is coming.

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(3) What does the young man do when he sees him?

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(4) Why does the policeman runs after the young man?

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A．Because he knows him.

B．Because he thinks he is a bad man.

C．Because he's catching a bus.

D．Becaues the young man drops （掉下）his pen.

(5) Why does the young man run?

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A．Because the doctor tells him to run after eating.

B．He wants to catch a bus.

C．He sees a friend.

D．He remembers something.