精英家教網 > 高中英語 > 題目詳情

Years ago we didn’t know this , but recent science______that people who don’t sleep well soon get ill.
A．showedB．has shownC．will showD．is showing
D
考查時態(tài)�！皫啄昵�，我不知道這件事，但最近的科學正在表明，睡眠不好的人容易得病�！庇眠M行時
練習冊系列答案
相關習題

科目：高中英語 來源：不詳 題型：單選題


. They gave us so warm a welcome that we were moved very much. It was a sight__________ we__________.
A．what;have never forgottenB．which; wre never forgotten
C．as ;will never forgetD．that; would never forget

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The book has been translated into thirty langungen tince it            on the markat in 1973.
A．had comeB．has come
C．cameD．comes

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


John was given the same suitcase his father and grandfather _______with them to school.
A．tookB．had takenC．were takingD．would take

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


I suggested the person______to be put into prison.
A．refersB．referringC．referredD．refer

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


.The Maori ________ in New Zealand for about 1,000 years, but their present lifestyle and culture differ little from _________ of their ancestors.
A．have lived; thatB．had been living; ones
C．have been living; thoseD．have been living; the one

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


. I have to see the doctor because I_________a lot lately.                        
A．have been coughingB．had coughed
C．coughedD．cough

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


The child said that he had _____ the pen on the desk, but I thought he ____ to me.
A．laid; liedB．lain; liedC．lied; layD．lain; lay

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


It is surprising that Jack, who is only 39 years old, _______ in the field of engineering for 20 years when he entered the company last month.
A．workedB．had workedC．has workedD．working

查看答案和解析>>

同步練習冊答案