阅读下面的短文，从短文后各题所给的A、B、C、D四个选项中，选出一个可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

Computer games are very popular． It is natural for people to want to　 41 ，so playing against a computer or against a friend on the computer can be　 42　 to stop．“Just one more game，” often turns into another game， then another．

Computer games do have their 43 ． They are excellent for training hand / eye coordination（协调）．Surgeons（外科医生） who played computer games as chitdren are often more skilled．Computer games can also be great for teaching students． The students are open to learning while playing． They can study for longer than a 44　 would be able to teach．Students can also learn at their own speed and not feel pressured to match classmates． And with computers you can 45　 a task as many times as you like． The more you do this， the better you will get， until you can do it perfectly．

But like anything else in life， things should be balanced． Too much time on the com purer can　 46　 your eyes． Regular breaks are needed． If students cannot 47　 playing computer games， they won’t do as well in other areas in their life--not just schoolwork，but in developing important social skills such as how to talk with people and how to work with others as part of a 48 ．And if they are 49　 taking regular exercise，their health will become worse．

Computer games have their place，but people must also remember it is important to 50 a balanced lifestyle．

41．A． win　　　　 B． lose　　　　　　 C． fight　　　　　　　　　 D． race

42．A． easy　　　　 B． necessary　　　　 C． difficult　　　　　　　 D． natural

43．A． rules　　　 B． advantages　　　 C． disadvantages　　　　 D． mistakes

44．A． teacher　　　 B． parent　　　　　　 C． doctor　　　　　　　　　 D． computer

45．A． make　　　 B． practice　　　　 C． put off　　　　　　　　 D． discover

46．A． break　　　 B． hurt　　　　　　 C． relax　　　　　　　　 D． close

47．A． enjoy　　　 B． start　　　　　　 C． stop　　　　　　　　　 D． keep

48．A． family　　　 B． game　　　　　　 C． match　　　　　　　　 D． team

49．A． often　　　 B． no longer　　　　 C． always　　　　　　　　 D． still

50．A． refuse　　　 B． give up　　　　　 C． stay away from　　　　 D． have

对话填空

　　A:You're leaving school this July,right?

　　B:Yes.How time flies!It's nearly three years s1 　 I came to study at this school.

　　A:How do you f2 　 your school and teachers?

　　B:Well,it's r3 　 a good school.It's very beautiful and the teachers are friendly and helpful.They all teach well.

　　A:Are you p4 　 with your study?

　　B:I didn't study hard at the b5 ndline,but with the teachers' help,I have i6 　 a lot.So I am very grateful to them.

　　A:W7 　 do you think of your class?

　　B:My classmates are very clever,active and most of them work h8 ndline.We get on well with each o9 ndline.

　　A:So you e10 　 your school life very much?

　　B:Yes.I will never forget this period of time.