参考答案

　Yesterday afternoon I went to the hospital ___1___ my mother. She had been sent there the day I was going into the hospital ___2____ I suddenly met an old friend of ____3_____,　 Mr Black. I was very happy to see him. We had not seen each other ____4_____ we left school five years ago. He looked worried. I asked him ____5___ he was worried about. He told me that he had just had a too the taken out. I thought that there was ____6____ serious about it and I said so. But he said, “I’m worried because the doctor has taken out the ___7_____! When the doctor finished.” I couldn’t tell him what had happened to me because my mouth was filled ____8____ cotton. Ten minutes later, after the cotton was pulled out, I was able to tell the doctor that the bad tooth was ____9___ there. He said that he was ___10___ to hear that. “I have another operation.”

　(　 )1. A. saw　B. to see 　C. seen　D. seeing

　(　 )2. A. while　B. when　C. after　D. as

　(　 )3. A. I　　B. me　C. my　D. mine

　(　 )4. A. since　B. for　C. or　D. when

　(　 )5. A. why　B. how　C. whom　D. what

　(　 )6. A. something　B. anything　C. nothing　D. everything

　(　 )7. A. bad one　B. wrong one 　C. bad tooth　D. one tooth

　(　 )8. A. by　B. with　C. of　D. almost

　(　 )9. A. already　B. also　C. yet　D. still

　(　 )10. A. glad　B. happy　C. sorry　D. angry

6. There are about two thousands of students in this school. 　　　　 A　B　　　C　　　　　 D

5. We should dig a hole enough large to plant a tree. 　　　　A　　　B　　C　　　D

4. Mary likes to be on red. 　　　　 A　B　C　D

3. Can you stop the boy about cutting the young trees? 　　　　　A　　　B　　C　　　　D

2. Our classroom must clean every day. 　　　　A　　　　B　 C　D

1. Neither I nor he have been to America. 　　 　 A　　　B　C　D

5．森林有助于防止干旱和洪水的发生。

　 Forests______ to _______ droughts and _______ .