46. ―Kate, could you come to my party on Saturday evening? ―______.

A. Yes, I'd love to B. Sorry, I have to do my homework C. I'm sorry I'm late D. A and B

45. You must ______ yourself and ______.

A. look for; keep healthy B. look after; stay healthier

C. look out; stay healthy D. look after; keep healthy

44. ―____ do you exercise? ―Once a week. A. How many B. How long C. How often D. How far

43. He was at________for only three months. A. the school B. school C. a school D. schools

42. The boy could ride a bike______of six. A. at age B. in the age C. on age D. at the age

41. The teacher often thinks________new ways to make the students study well.

A. of B. for C. with D. from

40. ________is important to learn English well. A. He B. She C. It D. That

39. __ __ the street corner, there is a police car. A. In B. At C. To D. By

38. ________he is in the library now. A. Maybe B. May be C. Really D. Quickly

37. It's________colder today than yesterday. A. more B. much C. very D. most