21. It isn't so much whether he works hard; the question is whether he works _____.

　 A. above all　　 B. in all　　 C. at all　　 D. after all

20. His _____of the aeroplane was correct in every detail and could really fly.

　 A. shape　　 B. pattern　　 C. design　　 D. model

19. The open university was started in order to help those who _____ having a university education when they were young.

　 A. stopped　　 B. failed　　 C. missed　　 D. paused

18. He has left his book here on _____, so that you can read it.

　 A. purpose　　 B. design　　 C. aim　　 D. meaning

17. When I took his temperature, it was two degrees above _____.

　 A. average　　 B. ordinary　　 C. regular　　 D. normal

16. Jack is good, kind, hard-working and intelligent. _____, I can't speak too highly of him.

　 A. As a result　　 B. By the way 　　C. In any case　　 D. In a word

15. We can't _____ one to change the habits of a lifetime in a short time.

　 A. hope　　 B. wait　　 C. expect　　 D. imagine

14. Roses are quite _____ flowers in English gardens.

　 A. ordinary　　 B. common　　 C. usual　　 D. general

13. I hope my teacher will take my recent illness into _____ when judging my examination.

　 A. regard　　 B. account　　 C. thought　　 D. observation

12. If the boy had _____ the dog alone it wouldn't have bitten him.

A. set　　 B. left　　 C. had　　 D. put