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34.The traffic rule says young children under the age of four and __   _ less than 40 pounds must be in a child safety seat.

    A.weighing      B.weighed        C.being weighed    D.to weigh

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33.Mass media questioned the ___    _ of the information in the report.

    A.accuracy                    B.advantage     

    C.administration                  D.approach

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32.One in five humans ___     access to safe drinking water by 2080.

    A.is said lacking                  B.is said to lack

    C.are said to lack                D.are said lacking

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31.It is hard to imagine what I ___     today if I hadn't been admitted to Nankai Middle School 15 years ago.

    A.would have done                B.will do      

    C.am doing                    D.would be doing

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30.Not until they left school ___    how much their teachers loved them and helped them.

    A.they realized              B.did they realize

    C.they had realized               D.had they realized

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29.___    three times in a row, the boxer decided to make a fourth attempt, though.

    A.Having defeated                B.To have defeated

    C.Having been defeated             D.To defeat

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28.___     is well known is that Africa had contacts with India and the Red Sea civilizations from the earliest times.

    A.As          B.It            C.What         D.That

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27.The truly homeless are the rich who __   _ their home into a hotel hall.

    A.will turn                   B.turned       

    C.are turning                   D.have turned

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26.-George, ___   _ you sing so loudly at such a late hour?

    -I am terribly sorry.

    A.will         B.may         C.must           D.shall

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