一篇英语完形填空I am a computer fan.I spent several hours on the com

一篇英语完形填空
I am a computer fan.I spent several hours on the computer every day without even realizing it.Sometimes I even think it's such__1__ useful friend that I can't live __2__ it.
I've got used to doing all my writing and drawing work on the computer.I don't have to write__3__draw with a pen or a__4__.When I make mistakes.I don't need an eraser.All my work can __5__by using my Word Processing and Photoshop.
Surfing the Internet is great fun.Whenever I need any information,I go online__6__help,and I can get __7__ I need almost every time.If I am free,I love to e-mail my friends.It's faster and cheaper than __8__ to them .Sometimes I also chat with other netizens in English.It's very exciting to talk with people all over the world__9__travelling.
Some students like playing computer games.But I think it's __10__.Furthermore,it's__11__ our eyes.Now,lots of parents are worring about their kids because they often go to Internet cafes.Sometimes they even stay there __12__.These children are damaging their __13__ and their school work.__14__ computers will be our friends if we __15__it.
1.A.an B.the C.a D.that
2.A.with B.without C.in D.on
3.A.and B.or C.but D.so
4.A.pencil B.knife C.stick D.ruler
5.A.be done B.done C.do D.did
6.A.and B.for C.of D.to
7.A.what B.when C.where D.how
8.A.write B.wrote C.written D.writing
9.A.with B.without C.and D.to
10.A.waste B.a waste of time C.a waste time D.wasted time
11.A.good for B.bad for C.bad to D.good at
12.A.day B.night C.all night D.all day and night
13.A.health B.healthy C.more healthy D.healthier
14.A.So B.And C.Though D.But
15.A.are widely used B.take good care of C.make good use of D.play an important role