－Have you read the novel?
－Yes. I ____it three times while I was in university.

The unemployment rate in this city ____ from 7％ to 6％ in the past two years.

26. —How about buying Sam a mobile phone? After all, he isn’t a boy any more.
—I think it’s necessary, for we sometimes want to make sure if he ______home for dinner. 

25. Mother told Jim to watch the milk until it boiled and then _____ off the gas.?

23. — Let’s discuss the question raised last night, shall we?
— There is no hurry for that. I___for a conference.

33．Before she______thethe door, she____what had happened to her computer．

19．We were       that the Wenchuan earthquake left the whole city in ruins.

18．——would you like to go and see the film with me this evening?
——I am sorry, I can’t because I ________my homework.

15．The book Been There, Done That written by a Chinese American graduate is _____a real story.

19. At that time, people_____early in the morning in winter, and coal         them warm.