帮我做一下谢谢！急

 We 41 a survey about different 42 transportation last week. We asked students 43 their favorite kinds of transportation. 44 are some of the results. Most students come to school 45 bike and they like 46 bikes. Of course, bikes are 47 than cars and buses. Some students like cars 48 they are safer than bikes. Cars are also faster than bikes and buses. Among some students, buses are not popular, because they often have 49 passengers（旅客）. Buses are also dirtier and more crowded(拥挤). However（然而）, not many people 50 afford(买得起) a car.

41. A. did B. make C. have

42. A. kind of B. kinds of C. a kind of

43. A. from B. with C. about

44. A. Here B. There C. They

45. A. on B. by C. ride

46. A. by B. on C. riding

47. A. cheaper B. more expensive C. cheap

48. A. though B. because C. but

49. A. too much B. a lot C. too many

50. A. can B. could C. may

ABCBB CABCA

41-45ABCAB 46-50CABCB