• 2010-2007天津高考试题库试题及答案-云返教育


    • II 根据首字母或汉语意思在空格中填入单词,使其句意完整。
      1 .In the meeting , we agreed on the program without much further _________(争议).
      2. Wealth and ________(地位)is not the most important thing for him.
      3. He is a very _________(有影响的)man in the company, so everybody would like to follow his advice.
      4 .He held the ________(信仰)that all man are equal.
      5. ________(诚实) is one of the important human qualities.
      6 .We should work hard in order to make great_________(贡献)to the cause of socialism.
      7. As we all know, there are four important i________ in ancient China.
      8. Pythagoras was one of the earliest Greek p_________.
      9. He works hard and has a strong sense of r_________.
      10. Working hard is one of his p_________ in life.
      11. People respect the judge for his j______ in the work.
      12 .He devoted himself to research work and made a lot of d_________ all his life.
      答案解析
      类型: 填空题     难度系数:
    • 中国共产党可以代替政府执行部分职能。
      答案解析
      类型: 判断题     难度系数:
    • 判断函数f(x)=-x3+1在(-∞,+∞)上的单调性;
      答案解析
      类型: 单选题     难度系数:
    • 求函数y=log0.2(9x-2×3x+2)的单调区间.
      答案解析
      类型: 单选题     难度系数:
    • 某小型发电站的发电机输出交流电压为500V,输出电功率为50kW,用电阻为3Ω的输电线向远处用户送电,要求输电线上损失的电功率是输送功率的0.6%,发电站要安装一个升压变压器,到达用户前再用降压变压器变为220V供用户使用,不考虑变压器的能量损失,求①输电线上输送电流 ②两个变压器原、副线圈的匝数比各是多少?
      答案解析
      类型: 解答题     难度系数:
    • 设函数f(x)=x2ex-1+ax3+bx2,已知x=-2和x=1为f(x)的极值点.
      (1)求a和b的值;
      (2)设g(x)=
      2
      3
      x3-x2,试比较f(x)与g(x)的大小.
      答案解析
      类型: 解答题     难度系数:
    • 与NH4+互为等电子体的分子是(  )
      答案解析
      类型: 单选题     难度系数:
    • 法国《人权宣言》和美国《独立宣言》作为当时世界上著名的两大文献,其共同点不包括
      答案解析
      类型: 单选题     难度系数:

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