Vocabulary and Structure (40 points)

　　Directions：

　　There are 40 incomplete sentences in this section. For each sentence there are four choices marked A， B， C and D. Choose one answer that best completes the sentence and blacken the corresponding letter on the Answer Sheet.

　　11. Which is ______ country， the United States or Canada?

　　A. a larger B. larger C. the larger D. the largest

　　12. The silk feels ________.

　　A. soft B. softly C. softness D. softy

　　13. Two nuclear power stations _______ in the past ten years.

　　A. are built B. have been built C. would be built D. are building

　　14. They kept on ______ till they got to the foot of the hill.

　　A. to run B. running C. runing D. run

　　15. There is much work to do， _______?

　　A. isn‘t it B. is there C. isn’t there D. is it

　　16. _______ as he is， he can‘t understand the English film.

　　A. A student of English B. Though a student of English

　　C. Student of English D. Being a student of English

　　17. The old in the country _______ taken good care of.

　　A. have B. has C. is D. are

　　18. Not a single mistake _______ in the test.

　　A. he made B. did he make C. he has made D. made he

　　19. ______ my surprise， I got a high grade in this test.

　　A. For B. To C. To be D. On

　　20. She never agree _______ you， did she?

　　A. to B. with C. in D. at