题目内容：

    Mobile phones are becoming __ with the students. They become a problem for middle schools these days.

Many people like SMS(短讯服务) because it’s easy and __. Some parents feel happy ___they can get in touch with their children. But mobile phones can ___students much trouble in their classroom. Sometimes students may use phone messages to cheat（欺骗）___ exams, and sending messages in class may hurt __ fingers.

Many teachers think that students can’t have phones at school, ___if there’s a good reason, they can __ their phones at school office. Many people understand ___parents want their children to have them, but school should let the students __ when they can use their mobile phones.

1.A.popularer B.more and more popular C.more popular and more popular              D.less popular

2.A.quick B.busy C.different D.right

3.A.if B.because C.after D.when

4.A.help B.ask C.get D.give

5.A.as B.between C.around D.during

6.A.their B.them C.his D.they

7.A.and B.but C.so D.or

8.A.bring B.lose C.leave D.take

9.A.where B.why C.how D.when

10.A.to know B.knows C.know D.knowing