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20.According to a recent US survey,children spent up to 25 hours a week     TV.

    A.to watch     B.to watching                   C.watching     D.watched

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19.Boris has brains.In fact,I doubt whether anyone in the class has     IQ.

    A.a high        B.a higher       C.the higher     D.the highest

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18.Rainforests    and burned at such a speed that they will disappear from the earth in the near future.

    A.are cutting down               B.are cut down

    C.are being cut down            D.had been cut down

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17.American women usually identify their best friend as someone    they can talk frequently.

    A.who          B.about which                  C.as        D.with whom

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16.-There is still an hour to go. Could we sit somewhere to have a drink?

   -      

    A.Let’s have a try.                 B.Sure.       

    C.That’s right.                    D.Well done!

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14.-What were you doing when Tony called you?

    -I had just finished my work and     to take a shower.

    A.had started                   B.started       C.have started   D.was starting

1 5.The Internet is an important channel of learning more information,but many people use it for

      purpose than to play computer games.

    A.no other      B.no more      C.no longer     D.no fun

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