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    The flu is believed by viruses that like to reproduce in the cells inside the human nose and throat. A. causing B. being caused C. to be caused D. be have caused Key: 1-4 DDAC 考点对接 [考点考例一]preserve 的用法 - The town is so beautiful! I just love it. - Me too. The character of the town is well . A. qualified B. preserved C. decorated D. simplified [知能进阶] preserve意为“维护.保护,保存 .如: Eyesight should be carefully preserved. We can preserve meat in tins so that it does not go bad. 短语:preserve sb\sth. from sth.保护某人\某物免受破坏. ◆preserve还有“腌制,保存,保持.维持 的意思.如: [实例对接]If you help to preserve nature today, it will be there for you to enjoy tomorrow. (P16) [考例答案]B [考点考例二]pay off 的用法 The athlete’s years of hard training when she finally won the Olympic gold medal. A. went on B. got through C. paid off D. ended up [知能进阶] pay off意为“取得成功.有好的结果.得到回报 .如: Don’t lose heart! Your effort will pay off sooner or later. His hard work paid off when he got the promotion. ◆pay off还有“还清,付清工资予以解雇,向--行贿 的意思. ◆与pay相关的短语:pay back偿还,报复,回报, pay for sth.为某物付款,pay for sb.为某人付款,pay sb. for sth.因(做)某事为某人付款,pay up 全部付清 [实例对接]My efforts never pay off. [考例答案]C [强化训练] 【查看更多】

     

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    The flu is believed________ by viruses that like to reproduce in the cells inside the human nose and throat．


    1. A.
      causing
    2. B.
      being caused
    3. C.
      to be caused
    4. D.
      to have caused

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    The flu is believed _________ by viruses that like to reproduce in the cells inside the human nose and throat.                                                 

     A. causing        B. being caused      C. to be caused       D. be have caused

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    The flu is believed______by viruses that like to reproduce in the cells inside the human nose and throat.

    A.causing                            B.being caused

    C.to be caused                      D.to have caused

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    The flu is believed _______ by viruses that like to reproduce in the cells inside the human? nose and throat.?

    A. causing B. being caused?

    C. to be caused D. be have caused?

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    The flu is believed ______ by viruses that like to reproduce in the cells inside the human nose and throat.

    A. to be caused                   B. to have caused               C. being caused                   D. causing

     

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