0  359295  359303  359309  359313  359319  359321  359325  359331  359333  359339  359345  359349  359351  359355  359361  359363  359369  359373  359375  359379  359381  359385  359387  359389  359390  359391  359393  359394  359395  359397  359399  359403  359405  359409  359411  359415  359421  359423  359429  359433  359435  359439  359445  359451  359453  359459  359463  359465  359471  359475  359481  359489  447090 

26.Our school plans a wide ______ of outings, such as performances, picnics, swimming and museum trips.

    A.lot            B.variety        C.number      D.amount

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25.The police discovered the witness at the funeral, but it was not an _____ to talk at length about the case.

    A.appointment                 B.event      

    C.incident                   D.occasion

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24.The mayor _____ the police officer a medal of honor for his heroic deed in rescuing the earthquake victims

    A.rewarded                  B.awarded    

    C.credited                   D.prized

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23.When asked about the secret about staying young, he said that a balanced diet _____ with exercise was the recipe for a healthy life.

    A.conducted    B.concluded    C.combined     D.connected

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22.Our manager is _____an important customer now and he will be back this afternoon.

    A.calling on                   B.calling up    

    C.calling in                   D.calling at

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第一节:多项选择(共10小题;每小题l分,满分l0分)

   从A、B、C、D四个选项中,选出可以填人空白处的最佳选项,并在答题卡上将该项涂黑。

21.Chemicals in the body ______our food _____ into useful things.

    A.break, into                   B.break, up    

    C.break, down                 D.break, off

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21.(本小题满分13分)

设函数

  (Ⅰ)求函数的单增区间和极值;

  (Ⅱ)若对任意恒成立,求a的取值范围。

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20.设数列的前n项和

  (Ⅰ)求数列的通项公式;

  (Ⅱ)若且b1=-3,求数列的前n项和Tn

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