20. My suitcase became damaged on the journey home, _____ the lid would not stay closed.

　 A. so that　　　　　　 　B. in order to　　　　 　　C. because　　　　　　 D. now that

19. Of all the Olympic Torch Relays, the Beijing 2008 Olympic Torch Relay traveled the largest distance, _________ the greatest area and involved the largest number of people.

A. contained　　　　　　　　 　　 B. crossed　　　　　　　　　　　　　 　 C. made　　　　　　　　　　　　　　　　 D. covered

18. The worst financial crisis in a century has hit America, 　　　　home values　fall, pensions　disappear and 760,000　workers　out of work this　year. 　

A. making　　　 　　　　B. made　　　　 　　　　C. to make　　 　　　　D. has made　

17. You ______ have written so long an article. The teacher said 100 words would be enough.

　 A. mustn’t　　　　　　 　B. needn’t　　　　　　 C. couldn’t　　　　　　 D. wouldn’t