14. I would never speak to someone like that ________ they said something unpleasant to me.

　　A. even if B. so that

　　C. as if D. ever since

　　15. -Did you remember to return the book to our English teacher?

　　-Yes. I gave it to him ________ I saw him.

　　A. once B. while

　　C. if D. the moment

　　16. A warning news report from Qatar announces that a group of Islam will continue to kill Americans wherever they are ________ they leave the Arab world forever.

　　A. even though B. in case

　　C. whenever D. until

　　17. —May I go now?

　　— ________ you’ve finished your work, you may go.

　　A. After B. Although

　　C. Now that D. As soon as

　　18. " ________ I live there are plenty of sheep." said the boy ________ pride.

　　A. Where; with B. When; in

　　C. That; in D. Why; with

　　19. He seemed to have been asleep, so I said nothing, but sat ________ he would see me ________ waking.

　　A. whether; when B. that;when

　　C. which;where D. where;when

　　20. It will be five years ________ we meet again.

　　A. since B. until

　　C. before D. when

　　21. Never lose heart ________ difficulty you may meet with.

　　A. what B. whatever

　　C. how D. however

　　22. ________ we are allowed ________ , we can’t drink any beer.

　　A. As long as; to do

　　B. If; to

　　C. Unless; to

　　D. On condition that; doing so

　　23. You can still find bones of the birds ________ they used to live.

　　A. in which B. in the place

　　C. where D. that

　　24. How can they learn anything ________ they spend all their spare time watching TV?

　　A. where B. when

　　C. while D. but

　　25. ________ I admit that there are problems, I don’t agree that they cannot be solved.

　　A. While B. If

　　C. As D. Unless

　　26. “________ my feet remain standing above the water level, there is hope...” said the captain.

　　A. Where B. Even if

　　C. While D. Although