根据短文内容，从A、B、C、D四个选项中选出一个能正确填入相应空格内的最佳答案，并把答题卡上对应题目的答案标号涂黑。

　 　Several days ago, some students from the US visited our school．When we talked, I discovered ___42___ differences in school life between the US and China．For example, each class ___43__ fifty minutes in the US．It is a little ___44___ than that in China．We usually have forty-five minutes in each class．Another difference is that they have less break time between ___45___． Besides, although most schools in both countries finish their ___46__ classes at 12 o’clock, the students in the US only have an hour-long break, so they ___47__ eat lunch quickly．Their afternoon classes begin at 1:00 pm and school is over ___48__ 3:00 pm．Then they take part in club activities or play sports．

　 　Many Chinese students don’t work during their high school years, while the US students like to find a part-time job in __49___ free time．They don’t have a dream job in mind． They think ___50___ is no difference between jobs．Working is a useful experience for them and they make money at the same time．Some of them even take one-year full-time jobs ___51___ they leave high school and then go to college．

42． A． no　　 　　　　　　　 B． few　　 　　　　　　　 C． little　　 　　　　　　 D． some

43． A． lasts　　　 　　　　 B． finishes　　 　　　　　 C． starts　　 　　　　　 D． stays

44． A． shorter　　 　　　　　　　 B． longer　　 　　　　　　 C． earlier　　 　　　　　　 D． later

45． A． schools　　 　　　　 B． classes　　 　　　　　 C． meals　　 　　　　　 D． students

46． A． day　　　 　　　　 B． night　　 　　　　　　 C． morning　　 　　　　 D． afternoon

47． A． can’t　　　 　　　　 B． mustn’t　 　　　　　　 C． need to　　 　　　　 D． are able to

48． A． in　　　 　　 　　　 B． for　　　 　　　 　　　 C． during　　　 　　　　 D． around

49． A． my　　　 　　　　 B． his　　　 　　　　　　 C． their　　　 　　　　 D． your

50． A． it　　　　 　　　　 B． there　　 　　　　　　 C． that　　　 　　　　　 D． this

51． A． after　　　 　　　　 B． with　　　 　　　　　 C． while　　　 　　　　　 D． during

41． ---I’m too nervous to give a talk before so many people．

　 --- ______, Maria．You can do it．

　 　 A． That’s true　　 　 B． With pleasure　　 　 C． Come on　　 　　　　 D． You’re right

40． All of us find _____ necessary to take exercise every day．

　 　 A． this　　 　　　　　　　 B． that　　 　　　　　　　 C． it　　　　 　　　　　　 D． them

39． ---Thanks for your wonderful dinner．I have to go now．

　 ---It’s raining hard．Don’t _____ until it stops．

　 　 A． arrive　　 　　　　　 B． stay　　　 　　　　　　 C． come　　　　 　　　 D． leave

38． We don’t have enough nurses to look after the patients．At least _____ are needed．

　 　 A． ten another nurses　　　　　 　　　　　　　　 B． more ten nurses

　 　 C． other ten nurses　　　　　　 　　　　　　　　 D． another ten nurses

37． They had to _____ the 800-meter race because of the bad weather．

　 　 A． put on　　 　　　　　　 B． put off　　 　　　　 C． get on　　 　　　　　 D． get up

36． ---Do you know ______ the MP4 yesterday?

　 --- Sorry, I’ve no idea about it．

　 　 A． how much did he pay for　　　　　　 　　　 B． how much he paid for

　 　 C． he paid for how much　　　　　　　 　　 D． he paid how much for

35． Waste paper shouldn’t ______ everywhere． It’s our duty to keep our city clean．

　 　 A． be thrown　　 　　 B． throw　　 　　　　　 C． is thrown　　 　　 D． are thrown

34． --- How far is your cousin’s home from here?

　 --- It’s about two ______ drive．

　 　 A． hour’s　　　 　　　　 B． hours　　　 　　　　 C． hours’　　　　 　　 D． hour