完形填空.The computer plays an important part in our everyday li

完形填空.
The computer plays an important part in our everyday life.It is one of the great __1__ in the world in the __2__ century.It works for us not only at home,in the offices,in big shops,__3__ at schools.Today it is used __4__ many ways.It really __5__ the world large wealth and happiness.
　　The first computer in the world was __6__ Enid.It was built in America in 1946.It was __7__ and heavy.__8__ it was born,it has been developing very fast.Until now it has gone __9__ four periods (阶段) and changed a lot.There’re many kinds of computers.Computers are getting smaller and smaller and computing faster and faster.It becomes more and more __10__.
　　The computer can do most of the things __11__ the people.It can help us to __12__ about the real world more quickly,to learn __13__ we want to learn and to think __14__ ourselves.__15__ a student in the twenty-first century,you must work hard at it.
　　( ) 1.A.inventions B.discoveries C.robots D.inventors
　　( ) 2.A.twenty-first B.twenties C.twelfth D.twentieth
　　( ) 3.A.also B.but also C.too D.either
　　( ) 4.A.in B.to C.by D.over
　　( ) 5.A.takes B.helps C.gets D.brings
　　( ) 6.A.found B.invented C.called D.bought
　　( ) 7.A.easy B.small C.large D.light
　　( ) 8.A.For B.Until C.When D.Since
　　( ) 9.A.by B.across C.through D.against
　　( ) 10.A.serious B.harmful.C.dangerous D.helpful
　　( ) 11.A.for B.to C.at D.with
　　( ) 12.A.set B.tell C.know D.talk
　　( ) 13.A.what B.that C.which D.who
　　( ) 14.A.of B.about C.out D.for
　　( ) 15.A.For B.Be C.As D.To
抓紧时间哈.我今晚就要答案~

ADBAD CCDCD ACADC
360教育网的原文,详细的可以将第一句输入百度