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: 。
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)。
5.已知复数等于 。
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)。
3.如果复数的实部与虚部互为相反数,则实数b= 。
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 。
1.若复数z满足= 。
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
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?
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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