—Don’t play with the knife, ______ you’ll cut your hand.

—Sorry, I _____.

A. so, can’t   B. and, won’t  C. but, mustn’t   D. or, won’t

--- May I      a pair of pants?
--- Of course.
A. has              B. have             C. having

--Did you see a girl in red pass by just now?

　　--No, sir. I _______________a newspaper.

　　A. have read　　　　　B. was reading　　　 C. would read　　D. am reading

L：Hello, Pan Wei. Is this your new car? How nice!

P：Hi, Lisa. Would you like to go for a ride with me?

L：Great!

P：Well, you don’t have to wear the seat belt（安全带）.   1 .

L：I’m sure you are. You know, not all drivers are as good as you.

P：  2 . No one will stop us right now.

L：Oh; no, no. We don’t obey traffic rules for the police.   3 

P：I agree, but I feel uncomfortable wearing a seat belt.

L：So do I, a little.   4  You would go flying if your car was hit while you are not wearing a seat belt.

P：  5  I am wearing it. Do you know who invented the seat belt? The man should be remembered.

L：I don’t know. But Volvo, a famous Swedish car maker, was the first to use seat belts in 1849.

—Did you see a girl in red pass by just now?
—No, sir. I _____ a newspaper.