Vocabulary and Structure (30%)

　　Directions: In this part there are 30 incomplete sentences. For each sentence there are four choices marked A, B, C and D. Choose the ONE answer that best completes the sentence. Then mark the corre-sponding letter on the Answer Sheet with a single line through the center.

　　16. You can't hear what I'm saying__________ you stop talking.

　　A. only if

　　B. unless

　　C. lest

　　D. except that

　　17. He__________working till he was seventy years old.

　　A. kept up

　　B. kept on

　　C. kept to

　　D. kept out

　　18. The novel ended happily, and the young couple was married__________.

　　A. in the final

　　B. in the end

　　C. to the last

　　D. in conclusion

　　19. One warning was__________ to stop her doing it.

　　A. suffered

　　B. sufficed

　　C. suggested

　　D. provided

　　20. It is estimated that the disease__________by polluted water will kill 1 out of every 100 children.

　　A. causing

　　B. caused

　　C. to cause

　　D. will cause

　　21. He didn't know I was in his office. He was too busy to __________me.

　　A. pay attention to

　　B. notice

　　C. know

　　D. realize

　　22. Will you show me the girl __________name is Jane?

　　A. her

　　B. who's

　　C. whose

　　D. which

　　23. The old gentleman never fails to help__________is in need of his help.

　　A. who

　　B. whoever

　　C. one

　　D. whomever

　　24. Mr. Holmes called at many schools __________he lived to ask them to accept his son, but he was refused everywhere for being a black.

　　A. that

　　B. around where

　　C. near which

　　D. which

　　25. My wallet is nowhere to be found. I __________when I was on the bus.

　　A. must drop it

　　B. should have dropped it

　　C. must have dropped it

　　D. had dropped it