0  408195  408203  408209  408213  408219  408221  408225  408231  408233  408239  408245  408249  408251  408255  408261  408263  408269  408273  408275  408279  408281  408285  408287  408289  408290  408291  408293  408294  408295  408297  408299  408303  408305  408309  408311  408315  408321  408323  408329  408333  408335  408339  408345  408351  408353  408359  408363  408365  408371  408375  408381  408389  447090 

7.“当一个圆与一个正方形的周长相等时,这个圆的面积比正方形的面积大”,将此结论由平面类比到空间的一个正确的命题:                   

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6.从5名男生和5名女生中选3人组队参加某集体项目的比赛,其中至少有一名女生入选的组队方案数为      (用数字作答)。

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5.已知复数等于     

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4.若展开式的二项式系数之和为64,则展开式的常数项为     (用数字作答)。

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3.如果复数的实部与虚部互为相反数,则实数b=    

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2.“因为四边形ABCD是菱形,所以四边形ABCD的对角线互相垂直”,补充以上推理的大前提是        

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1.若复数z满足=     

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34.The scientists are beating their brains trying to_______ with a solution to the problem.

   A.end up   B come up   C catch up D.put up

  35一Excuse me.1 was told I could find Dr.Johnson here.

   一And you ______ .Anything I can do for you?

  A have   B.had   C.did D.do

21-25 CABBD 26-30 CAACB  31-35 DCDBA

 

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30.一What do you think of the apple pie? I_____ it myself.

   一Very delicious indeed.Even my mother’s can’t match this.

   A.make   B.made   C. had made D.was making

 31 You will really get into trouble______ you can’t explain the whole thing clearly to the

   police.

   A. unless   B.while   C.until D when

 32 All group members read the instructions first before you act,______ you can find

   below the title.

   A .what   B.when   C.which D.that

  33一Mark didn’t win that science award after all.

   - ________ I thought for sure he would.

   A.No doubt.   B So what ?   C No way! D.How come?

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29.Something extraordinary happened in that hospital.A man,_______ clinically dead,

   suddenly came to life.

   A.declaring   B.being declared  C.declared  D .having declared

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