2012届安徽省安庆一中高三第三次模拟考试英语试卷

适用年级:高三
试卷号:75380

试卷类型:高考模拟
试卷考试时间:2017/7/19

1.选择题(共6题)

1.(文)已知数列{an}的前n项和Sn=2n(n+1)则a5的值为(   )
2.向结有水垢的热水瓶中加入稀盐酸,水垢溶解脱落;向所得溶液中加入过量NaOH溶液,又有白色沉淀出现,这种水垢可能含有(   )
3.设x,y满足约束条件 {#mathml#}{x+y10xy10x3y+30{#/mathml#} ,则z=x+2y的最大值为(   )
4.设x,y满足约束条件 {#mathml#}{x+y10xy10x3y+30{#/mathml#} ,则z=x+2y的最大值为(   )
5.

在△ABC中,sinB= 1213 ,cosA= 35 ,则sinC为(   )

6.若a,b是函数f(x)=x2﹣px+q(p>0,q>0)的两个不同的零点,且a,b,﹣2这三个数可适当排序后成等差数列,也可适当排序后成等比数列,则p+q的值等于{#blank#}1{#/blank#}.

2.单项选择(共10题)

7.
I wish I could offer you another cup of coffee but there’s _____ left.
A.nothingB.noneC.nobodyD.no one
8.
Nowadays, in some western countries, coffee is ____ most popular drink, while tea comes ____ second.
A.a; theB.the; theC.the; /D.a; /
9.
But for your timely help, I ________ the project as scheduled.
A.couldn’t completeB.couldn’t have finishedC.can’t have finishedD.can’t finish
10.
If ____ unsolved, the problem of food safety may lead to more serious results.
A.makingB.remainedC.leftD.taking
11.
That student admitted in the math exam,     that he would never do that again in the future.
A.to have cheated, promisingB.cheating, promised
C.to cheating, promisedD.having cheated, promising
12.
The workers insist that the company should take _____ measures to improve their working condition.
A.attractiveB.effectiveC.impressiveD.conservative
13.
Don’t you think this sweater is too tight ____ the shoulder?
A.throughB.acrossC.onD.over
14.
---I’ll ask the teacher about past tense. I’m very puzzled about it.
--- That is just _____ most of our classmates have doubt.
A.whatB.whyC.whereD.how
15.
_____ that quite a lot of people were out of work.
A.So became serious the global economic crisis
B.So serious became the global economic crisis
C.So serious did the global economic crisis become
D.Serious the global economic crisis became so
16.
— So you missed the meeting.  — ______. I got there five minutes before it finished.
A.Not at allB.Not exactly C.Not especially D.Not in the least
试卷分析
  • 【1】题量占比

    选择题:(6道)

    单项选择:(10道)

  • 【2】:难度分析

    1星难题:0

    2星难题:0

    3星难题:0

    4星难题:4

    5星难题:0

    6星难题:4

    7星难题:0

    8星难题:0

    9星难题:0