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35.Information technology is taught in most schools, ____ we have entered the information society.

    A.so            B.while         C.and           D.for

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34.It was playing computer games that cost the boy plenty of time he ____ doing his lessons.

    A.might have spent                 B.ought to have spent

    C.must have spent                 D.could have spent

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33.____ you may be right, I can’t altogether agree.

    A.While          B.As            C.If            D.Since

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