15. We arrived at the station ____ the train had left.　　 A. after　 B. before　 C. since　 D. when

14.___he daydreamed, Peter saw figures in the sky.　　　　　 A. Until　 B. Since　 C. While　 D. During

13.____ to New York, her father has not heard from her.

A. Because she went 　　 　　　 B. After she went　　　　　 C. When she went　 　　 D. Since she went

12. It looks ____ it's going to rain.　　　　　　　　　　 A. that　 　　B. as　 　C. as if　 　　D. like that

11.I thought he hated the TV .You are right,____ he still watches the program.

A. yet　　　　　 　 B. besides 　　　　 C. also　　　　 　 D. then

10.The size of the audience,____ we had expected, was well over twenty thousand.

A. as　　　　　 　 B. what　　　　 　 C. that　　　　 　　 D. whom

9. Francis did the task____ his brother.　　　 A. as good as　 B. as better as　 C. as well as　 D. as best as

8.You'll miss the train ____ you hurry up.　　　　　 A. unless　 　B. as　　 　C. if　　 　D. until

7. Write clearly ____ your teacher can understand .you correctly.

A. since　　　　 　 B. for　　　　　 C. because　　　　　　 D. so that

6.___we have satisfied you, you have no grounds of complaint.

A. So　　　　　 B. Since that　　 　 C. Now that　　 　　 D. By now.