牛津高一英语M4U3 Tomorrow's world学案

41.With the help of high technology,more and more new substances_______in the past years.　　

A.discovered B.have discovered  C.had been discovered  D.have been discovered　　

42.I got caught in the rain and my suit_______.　　

 A.has ruined  B.had ruined ac.has been ruined D.had been ruined　　

43.At the end of the meeting,it was announced that an agreement________.　　

A.has been reached  B.had been reached  C.has reached  D.had reached　　

44.The wet weather will continue tomorrow,when a cold front______to arrive.　　

A.is expected B.is expecting C.expects D.will be expected　　

45.---Do you have any problems if you______this job?　　

  ----Well,I’m thinking about the salary…　　

A. offer  B.will offer  C.are offered  D.will be offered 　　

46.---Have you handed in your schoolwork yet?　　

  ---Yes,I have.I guess it______now.　　

A. has graded  B.is graded  C.is being grsded  D.is grading　　

47.---What’s that noise?　　

  ---Oh,I forgot to tell you.The new machine_____.　　

A.was tested  B.will be tested  C.is being tested  D.has been tested　　

第三部分：练习答案　　

1-5 BDACC   6-10 BBBBB   11-15 BDBAB   16-20 BBADC 21-25 BABCB   26-30CDACB   31-35ADDBA   36-40CCABD  41-47DCBACCC　

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