The computer is a useful machine.It is the most important invention in many years.The oldest kind of computer is the abacus(算盘),used in China centuries ago,but the first large,modern computer was built in 1946.A computer then could do maths probl

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The computer is a useful machine.It is the most important invention in many years.The oldest kind of computer is the abacus(算盘),used in China centuries ago,but the first large,modern computer was built in 1946.A computer then could do maths probl

The computer is a useful machine.It is the most important invention in many years.The oldest kind of computer is the abacus(算盘),used in China centuries ago,but the first large,modern computer was built in 1946.A computer then could do maths probl
The computer is a useful machine.It is the most important invention in many years.The oldest kind of computer is the abacus(算盘),used in China centuries ago,but the first large,modern computer was built in 1946.A computer then could do maths problems quite fast.
Today computers are used in many ways and can do many kinds of work.In a few years the computer may touch the life of everyone,even people in faraway villages.
In the last few years,there have been great changes in computers.They are getting smaller and smaller,and computing faster and faster,Many scientists agree that computers can now do many things,but they cannot do everything.Who knows what the computers of tomorrow will be like?Will computers bring good things or bad things to people?The scientists of today will have to decide how to use the computers of tomorrow.
1.The computer is a _______ machine.
A.helpfulB.strangeC.largeD.dangerous
2.The first large,modern computer was built about _______ years ago.
A.a fewB.fortyC.sixtyD.eighty
3.The computers of today are _______ than before.
A.biggerB.fewerC.smallerD.taller
4.Computers can do _______.
A.everythingB.anythingC.nothingD.lots of things
5.The scientists of today _______ how to use the computers of tomorrow.
A.may decideB.must decideC.can makeD.needn’t make

The computer is a useful machine.It is the most important invention in many years.The oldest kind of computer is the abacus(算盘),used in China centuries ago,but the first large,modern computer was built in 1946.A computer then could do maths probl
1A.2D.3C 4D 5A

The computer is very important to us The computer is _____ ______ _____ to us A computer is on the 英语翻译转换成The computer is () expensive for () of us () () the computer is _____(use) by us everyday? 句型转换Our teacher is using a computer to help us know some information about the modern world.＿ ＿ ＿of a computer,our teacher is helping us know some information about the modern world.求大神指教. English is ()around the word ()computer.A used；us B.use：in C.use:to D.used;for how interesting the computer game is! why ___ join us? a.won't b.no c.don't d.not There is a computer in the office对computer提问 there is the computer on a table there is a computer on the tablethere is the computer on a tablethere is the computer on a table 错在哪儿 A computer game is on the f_______. The computer is a useful machine. He r--- to help us mend the computer although he was a computer engineer.快 she is the o______of the computerKitty buys a computer.She is the o_____of the computer Is than his A、 computer games B、computer game C、a computer game D、the computer game 1.The Internet is a great invention.(What)2.The computer has brought us a lot of fun.(What)3.E-mail is cheap.(How)4.This job is dangerous.(How)5.This is a dangerous job.(What) 一道英语句型转换!the computer is very important to us ,（同义句）the computer is______ ＿＿＿＿＿＿ ＿＿＿ to us 同义句转换,每空一词the boy sang a song for us in English.the boy ( )( )( )( ) in English.还有一个：something is wrong with her computer.( )( )( )wrong with her computer. 3.A computer is on the teacher is desk.(对A computer 提问?）