7. Please call me when you arrive _______ Beijing.

　A in　　　　　 B at

　C to　　　　　 D on

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6. _______ a quarter to nine, the zoo is open.

　A At　　　　　　 B On

　C In　　　　　　 D For

5. It’s time _______ a class.

　A to have　　　　 B have

　C having　　　　 D has

4.Don’t touch the machine when it is working. It’s very _______.

　A danger　　 　　B dangerous　

　C in danger　　　 D safe

3. It is sunny, It makes me _______.

　A hot　　　 B hotter

　C hottest　　 D cold

2. A sign with the words “_______” is often found in a doctor’s waiting-room.

　A NO PARKING　　 B NO SMOKING

　C NO PHOTOS　　　 D EXIT

1.Don’t forget to buy a Christmas ball, _______?

　A do you　　　 B aren’t you

　C won’t you　　 D will you

1. While the thief was going through the _______ (出口) at the station, the policeman caught him.

2. I was _______ (惊奇的) at the news.

3. He is thinking about it _______ (几乎) all the time.

4. Mary is in _______ (危险), Let’s help her.

5. The tiger must be _______ (发疯的).

4. You shouldn’t throw some rubbish to the river. (同义句)

You shouldn’t _______ some rubbish _______ the river.

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