• 2015西藏高考试题库试题及答案-云返教育

    • 战国时期楚国的“郢爰”(“郢”为楚都城名,“爰”为货币重量单位) ,是目前中国发现最早的黄金货币。该黄金货币         
      答案解析
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    • 若f(x)=atan4x-bsin32x+cx+7,且f(-1)=0,则f(1)的值等于          
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    • 设y=f(x)是定义在区间[-1,1]上的函数,且满足条件:(i)f(-1)=f(1)=0;(ii)对任意的u,v∈[-1,1],都有|f(u)-f(v)|≤|u-v|.
      (Ⅰ)证明:对任意的x∈[-1,1],都有x-1≤f(x)≤1-x;
      (Ⅱ)判断函数g(x)=
      {
      1+x,x∈[-1,0)
      1-x,x∈[0,1]
      是否满足题设条件;
      (Ⅲ)在区间[-1,1]上是否存在满足题设条件的函数y=f(x),且使得对任意的u,v∈[-1,1],都有|f(u)-f(v)|=u-v.
      若存在,请举一例:若不存在,请说明理由.
      答案解析
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    • 已知函数 f(x)=
      4x+k?2x+1
      4x+2x+1
      .若对任意的实数x1,x2,x3,不等式f(x1)+f(x2)>f(x3)恒成立,则实数k的取值范围是(  )
      答案解析
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    • 宋代的朱熹与陆九渊曾进行多次辩论。朱熹认为,事物不在人的主观意识之中,“理”是事物存在的根据。陆九渊则认为,世界的本原便是“吾心”,“理”是离不开心的。此处所示的“朱陆之争”实质上属于
      答案解析
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    • 函数在实数集上是增函数,则
      答案解析
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    • 已知函数 f(x)=
      4x+k?2x+1
      4x+2x+1
      .若对任意的实数x1,x2,x3,不等式f(x1)+f(x2)>f(x3)恒成立,则实数k的取值范围是(  )
      答案解析
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    • 小明同学在复习历史时,写下了下图所示的笔记。据此判断,其复习主题应是
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    • 【小题1】As soon as I hear my alarm clock, I jump out of my bed. It takes me less than fifteen minutes to wash, get changed, have breakfast, leave home and get on a bus.
      ________________________________________________________
      【小题2】Sometimes, if the weather forecast is good, my friends and I drive to the countryside for a weekend break. We like to visit nice, quiet places far away from the city and go walking where there are no shops, crowds or the tube.
      _______________________________________________________________
      【小题3】I have cows, sheep, pigs and chickens on my farm. I have to make sure they are free of sickness. I also grow wheat and vegetables so there are many things to look after.
      _______________________________________________________________
      【小题4】When the spaceship was doing its seventh circle, Yang Liwei showed the flags of China and the United Nations, expressing the wishes of the Chinese people to explore and use space peacefully.
      _______________________________________________________________
      【小题5】As Yang Liwei returned into the earth’s atmosphere, helicopters were flying to where he would land, ready to collect him.
      _______________________________________________________________
      答案解析
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