25. —May I play the computer game tomorrow, Dad?—Certainly not, unless your homework _____ by then. 

39. Which of the following is true according to the passage?

44. According to the author, what usually makes people go in debt?

40. Which of the following has the same meaning with the last two sentences?

28. While cleaning the snow on the road, _____.

63.大家在生活中都能交到朋友，只是有人没有交到知心朋友。

66.Now colleges and universities are seeing a change in students’ lifestyle. More and more college students prefer to stay in the dormitory in their leisure time and become indoorsmen or indoorswomen. The Internet offers students many options to kill the spare time. Various on-campus services, from food delivery to laundry services, are fueling the culture of staying in dormitories. Some students argue that outdoor sports or social activities are no better than staying in the dormitory and playing on a computer. Irregular life and lack of physical exercise have become the health enemy of college students.

34. —Tom, let’s hang out after school.  —Sorry. I have _____ Frank to work on the biology report with him. 

（ ）15. Reading is the main factor accounting for the eyes diseases.

30. This pair of shoes_____ my brother’s. It’s too small for him. 

24. Why are you so upset? The gift is exactly_____ you have expected. 

38. Which is the right order about the personal history of Darwin?a. born into a wealthy familyb. boarded Beagle to explorec. completed The Origin of Species d. studied medicinee. further studied in a divinity school