56. We should ______________ (向…学习) Lei Feng.

55. I don’t know how to ______________(使你们高兴).

54. He can’t afford _____________ (买) such big house.

53. He prefers doing something to _______________(什么都不做).

52. You must promise me ____________(好好休息).

51. I ____________ (感到骄傲)to be a member of this club.

50. He was _______________(被抢了) a lot of money.

49. She is ___________ money ______ (储钱度假) a holiday.

48. Don’t _______________ (熬夜). It is bad for your health.

47. Tomorrow will be a holiday. We can ____________________ (不用上学) school.