7. They decided _______ at the end of this month.

　 A. to leave 　B. going back　 　

　 C. travel　 D. not stat out

6. I don’t like this kind of potato chips because they are not _______.

　 A. crispy　 　B. sweet　

　 C. soft　 　　D. sour

5. The police found the lost car _______.

　 A. with mistake　 　B. by accident

　 C. by mistake 　D. in accident

4. My mother told me that my homework must _______ on time.

　 A. finish　 B. be finish　 C. be finished　 D. finished

3. Keys _______ used for ______ the doors.

A. is, opening B. is, opened 　

C. are, opening 　D. are opened

2. All the books will _______ to the children who live in the small village.

　 A. be sent　 B. sent　 　C. be send　 　D. send

1. The bridge __________ by the farmers themselves in 1982.

　 A. built 　B. was built C. build　 D. was build　

　 1. Do you know who the computer was i _______by?

　 2. The seat belt on a plane are a _______.

　 3. It was a big m________ to leave my umbrella at home.

　 4. A c______ is a hundred years.

　 5. Boys, stop t_____ stones to the poor dog.

6. took to repair/fix/mend 17.didn’her nor 19.interested　 young20better take

11-15 BCCDD