b. of b. at a. off b. over 9. They went on playing a. though b. because (6-20). Choose the word or phrase (a, b, c or d) that best fits the blank space in each sentence. 6. Mike is always proud a. on 7. Many companies participated a. on 8. Never put _ till tomorrow what you can do today. c. back _ it started to rain. c. but 10. In the 18th century, workers loved wearing jean because it did not his success at school. c. at d. in the trade fair. c. in d. to d. away d. despite easily. a. break off b. tear off c. wear out d. come out 11. We've got of time, so there's no need to rush. a. very much b. a number 12. Shut the window, c. great deal it'll get too cold in here. d. plenty a. unless 13. If she a. would be b. is a. dangerous b. shallow b. will stop b. receiving b. if not rich, she would travel around the world. 14. The polluted river is smelly and filthy. 15. I wish you a. would stop 16. I expect a. to receive making that noise. It's bothering me. a postcard from my pen friend in England today. c. to be received d. being received c. otherwise d. though c. has been c. dirty d. were d. swollen c. stop d. can stop