【完形填空。根据短文内容，从A、B、C、D四个选项中选出一个能填入相应空格内的最佳答案。Thecomputerisaverywonderfulmachinetodayandit’sso1thatitseemsthatwe2liveorworkwithouti】

　　完形填空。

　　根据短文内容，从A、B、C、D四个选项中选出一个能填入相应空格内的最佳答案。

　　Thecomputerisaverywonderfulmachinetodayandit’sso 1 thatitseemsthat we 2 liveorworkwithoutit.Computersareusedinmany 3 suchasofficesfactoriesbigshopsschoolsandevenhomes.Withthecomputerpeoplearelivingabetter 4 .

　　Thecomputerisoneofthegreatestinventionsinthe20thcentury.Thefirstcomputer 5

　　inAmericain1946whichwasnamedENIACanditwasnotonlyvery 6 butalsoquiteheavy.Itwasasbigastenordinary(普通的)rooms!

　　Butthecomputerisdevelopingveryfast.Todaythey’rebecomingsmallerandsmallerlighterandlighterand 7 fasterandfaster.Therearesomanykindsofdifferentcomputersinthemarketthatyoucanchooseonethatyoulikebest.

　　Thecomputercandoalotofthingsforpeopleanditalsohelpsustolearnabouttherealworld.Withthecomputeryoucan 8 ane-mailjustinafewsecondstoyourfriendfarawaybutifyouposttheletteritwilltakeyourfriendquitealongtimetoreceiveyour 9.

　　Nowyoucanseethecomputerreallygivesusaverynicepictureabouttheworldoftomorrow.Soasastudentinthe21stcenturyyouhavetoworkhardandlearnhow to 10 thecomputerverywell.Don’tyouthinkso?

　　( )1.A.beautiful B.interesting C.useful D.enjoyable

　　( )2.A.can B.can’t C.must D.mustn’t

　　( )3.A.roads B.streets C.crossings D.places

　　( )4.A.life B.friend C.family D.country

　　( )5.A.built B.werebuilt C.wasbuilt D.isbuilt

　　( )6.A.useful B.large C.small D.cheap

　　( )7.A.studying B.teaching C.walking D.working

　　( )8.A.give B.take C.post D.send

　　( )9.A.letter