三、完形填空(共15小題，每小題2分，共30分)

　　通讀下面的短文，掌握其大意。然后從每小題的四個選項(xiàng)中選出可填入相應(yīng)空白處的最佳選項(xiàng)。

　　Mobile phones are everywhere. It seems that no one can 21 without one. Mobile phones are a great way to stay 22 with friends and family.23 it is important to remember that there are certain 24 when you should not be using your phone, the most important of these being during 25.

　　There is no reason why you should feel the need to have your mobile phone during class. Aren't you at school to 26 ? If you are in class,you should not be 27 your friends text messages or taking phone calls.

　　In America students would never be 28 to use their mobile phones during class. If you were to send or receive a text message you would probably be kicked out of class. It is OK to have your mobile phone with you, you just need to remember to turn it 29. It is very disturbing to hear a lot of tones and ringing during class.

　　As a teacher in China,I have to deal with students using mobile phones everyday. I have told my class to turn off their phones,30 many students do not listen. The desire to be connected all the time seems to be 31 than the desire to learn.

　　It's easy to understand why it is so tempting(誘惑人的)to have your phone on during class. It seems so 32 to just send a short text message; it' s not hurting anyone,is it? But you may actually be hurting yourself when you do this. Sending a text message also 33 your attention away from what's 34 in class,you may miss 35 important. The next time you think about sending a message in class you should think again.

　　21. A. survive

　　B. act

　　C. study

　　D. peak

　　22. A. friendly

　　B. close

　　C. connected

　　D. natural

　　23. A. Instead

　　B. However

　　C. Sometimes

　　D. Finally

　　24. A. times

　　B. days

　　C. hours

　　D. weeks

　　25. A. shopping

　　B. meeting

　　C. rest

　　D. school

　　26. A. play

　　B. learn

　　C. help

　　D. fight

　　27. A. sending

　　B. writing

　　C. posting

　　D. retaining

　　28. A. hoped

　　B. wished

　　C. allowed

　　D. encouraged

　　29. A. on

　　B. in

　　C. out

　　D. off

　　30. A. and

　　B. so

　　C. but

　　D. then

　　31. A. faster

　　B. stronger

　　C. lower

　　D. easier

　　32. A. cheap

　　B. hard

　　C. easy

　　D. brave

　　33. A. pays

　　B. puts

　　C. breaks

　　D. takes

　　34. A. coming on

　　B. going through

　　C. going on

　　D. coming by

　　35. A. everything

　　B. something

　　C. anything

　　D. nothing、