The computer is a useful machine的中文意思是什么?

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?）