A scientific report has found that snow and ice on Africa’s highest mountain Kil
题型:不详难度:来源:
A scientific report has found that snow and ice on Africa’s highest mountain Kilimanjaro ______rapidly and could vanish within 20 years. A.has been melted | B.will melt | C.is melting | D.was being melted |
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答案
C |
解析
试题分析:句意:一份科学报告表明:非洲最高的山脉乞力马扎罗山上的积雪和冰层正在快速融化,并可能在未来20年内彻底消失。表示现在正在进行的动作,故用现在进行时。 点评:这种用法往往表示发生在过去,说话时没完成,仍在继续进行的动作或状态。做题时可以从上下文推断应选用的时态。主句用了现在完成时,从句中不会用过去进行时,从句中后半句中用了将来时,那么前半句就应该比将来时早一步,即“现在”,选项中A是现在完成时,C是现在进行时,根据主语和动词的关系可以排除A。 |
举一反三
AC Milan has confirmed that the England star David Beckham ______the team soon.A.has rejoined | B.was going to rejoin | C.rejoined | D.is to rejoin |
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Don’t call me tomorrow evening, for I ____________to a lecture on how to keep a good state of mind when taking an exam. A.will listen | B.should listen | C.shall listen | D.will be listening |
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Had it been possible, I would have gone to attend Monica in the hospital, but I fully occupied last month.A.was | B.am | C. had been | D.have been |
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Traffic conditions in Beijing ________ for decades. At first people only complained about jams during rush hours,but today every hour is rush hour.A.is worsening | B.have worsened | C.worsened | D.have been worsening |
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—What’s that noise, John? —Oh, don’t you know that the school library ?A.is rebuilt | B.is being rebuilt | C.was rebuilt | D.has been rebuilt |
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