A computer ____________ think for itself; it ...

A computer ____________ think for itself; it must be told what to do.

A. can’t　　 B. couldn’t

C. may not　　 D. might not

高一英语单项填空简单题查看答案及解析

—What 　　　　 it be?

—It 　　　　 be a man, for it is not moving. It 　　　　 be a dustbin, I think.

A. can; may; must　　 B. can; can’t; must

C. can; must; can　　 D. may; may not; could

高一英语单项填空中等难度题查看答案及解析

I think it _____ that she should be knowledgeable about computers for her present job.

A. urgent           B. normal                    C. essential                           D. temporary

高一英语单项填空中等难度题查看答案及解析

I told Sally how to get here, but perhaps I ___ for her.

高一英语单项填空中等难度题查看答案及解析

I told Sally how to get here, but perhaps I ______for her.

A. had to write it out                      B. must have written it out

C. should have written it out                     D. ought to write it out

高一英语单项填空中等难度题查看答案及解析

I told Sally how to get here, but perhaps I ______for her.

A．had to write it out                       B．must have written it out

C．should write it out                       D．ought to have writte it out

高一英语单项填空简单题查看答案及解析

—How long do you think it will be ________ we win the football World Cup?

—Perhaps twenty years.

高一英语单项填空简单题查看答案及解析

—There is someone knocking at the door.

—It must be the computer repairman. I 　　　　　　　 him to come to fix my computer.

A. call　　 B. have called

C. called　　 D. will call

高一英语单项填空简单题查看答案及解析

I can’t connect my computer to the Internet. There must be ________ wrong with it.

A. something          B. everything          C. anything             D. Nothing

高一英语单项填空中等难度题查看答案及解析

Both of my parents insist ______ a computer for me, but I don’t think it is necessary.

A. to buy     B. on buying       C. buying    D. in buying

高一英语单项填空中等难度题查看答案及解析