2009年普通高等学校招生全国统一考试北京卷英语试题

适用年级:高三
试卷号:63172

试卷类型:高考真题
试卷考试时间:2017/7/19

1.选择题(共3题)

1.在pH都等于9的NaOH和CH3COONa两种溶液中,设由水电离产生的OH离子浓度分别为Amol·L1Bmol·L1,则AB的关系为             
2.在pH都等于9的NaOH和CH3COONa两种溶液中,设由水电离产生的OH离子浓度分别为Amol·L1Bmol·L1,则AB的关系为             
3.对下列有关遗传和变异的说法评判正确的是:
①基因型为Dd的豌豆在进行减数分裂时,产生的雌雄两种配子的数量比是1:1
②基因自由组合定律的实质是:在F1产生配子时,等位基因分离,非等位基因自由组合。
③遗传学上把信使RNA上相邻的三个碱基称之为一个密码子
④染色体中DNA脱氧核苷酸数量、种类和序列三者中有一个发生改变就会引起染色体变异。

2.单项选择(共7题)

4.
The biggest whale is ________ blue whale,which grows to be about 29 meters long—the height of ________ 9­story building.
A.the;theB.a;aC.a;theD.the;a
5.
______ twice, the postman refused to deliver our letters unless we chained our dog.
A.Being bittenB.BittenC.Having bittenD.To be bitten
6.
For breakfast he only drinks juice from fresh fruit________on his own farm.
A.grownB.being grown
C.to ge grownD.to grow
7.
Scientists have many theories about how the universe into being.
A.cameB.was comingC.had comeD.would come
8.
When I talked with my grandma on the phone, she sounded weak, but by the time we ______ up , her voice had been full of life.
A.were hangingB.had hungC.hungD.would hang
9.
The way the guests ___ in the hotel influenced their evaluation of the service.
A.treated
B.were treated
C.would treat
D.would be treated
10.
At first he hated the new job but decided to give himself a few months to see ________ it got any better.
A.whenB.howC.whyD.if
试卷分析
  • 【1】题量占比

    选择题:(3道)

    单项选择:(7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:0

    5星难题:0

    6星难题:7

    7星难题:0

    8星难题:0

    9星难题:0