2012-2013学年江苏宿迁泗洪县洪翔中学高二下学期期中考试英语卷

适用年级:高二
试卷号:80966

试卷类型:期中
试卷考试时间:2017/7/19

1.选择题(共10题)

1.根据下列实验方案进行实验,能达到相应实验目的是(   )
2.如表实验操作不能达到实验目的是(   )

选项

实验目的

实验操作

A

除去CO2中少量的CO

将混合气体通过灼热的氧化铜

B

鉴别Cu和Fe3O4

观察颜色

C

鉴别H2O 和H2O2溶液

分别取少量液体于试管中,加入MnO2

D

除去CuSO4中少量的FeSO4

加入过量铁然后过滤

3.如表实验操作不能达到实验目的是(   )

选项

实验目的

实验操作

A

除去CO2中少量的CO

将混合气体通过灼热的氧化铜

B

鉴别Cu和Fe3O4

观察颜色

C

鉴别H2O 和H2O2溶液

分别取少量液体于试管中,加入MnO2

D

除去CuSO4中少量的FeSO4

加入过量铁然后过滤

4.某同学在学完《分子和原子》后,对教材中的图1实验进行了如图2所示的改进:

查阅资料:氢氧化钠是一种白色固体,溶于水会放出发出大量热;

以下说法正确的是(   )

①在小试管中加入2﹣3片氢氧化钠固体的作用是氢氧化钠溶解时放出的热量,加快了氨气从浓氨水中逸出的速度.②滴入2~3滴浓氨水后,在C处可观察到的现象是酚酞滤纸条由上至下变红.

③改进后的装置优点操作简单、现象明显、药品用量少外,还有一个显著的优点是实验在密闭容器中进行,不污染环境.

④气球仅仅起到缓冲装置内气压的作用.

⑤图1和图2均能的说明分子在不断运动.

5.某同学在学完《分子和原子》后,对教材中的图1实验进行了如图2所示的改进:

查阅资料:氢氧化钠是一种白色固体,溶于水会放出发出大量热;

以下说法正确的是(   )

①在小试管中加入2﹣3片氢氧化钠固体的作用是氢氧化钠溶解时放出的热量,加快了氨气从浓氨水中逸出的速度.②滴入2~3滴浓氨水后,在C处可观察到的现象是酚酞滤纸条由上至下变红.

③改进后的装置优点操作简单、现象明显、药品用量少外,还有一个显著的优点是实验在密闭容器中进行,不污染环境.

④气球仅仅起到缓冲装置内气压的作用.

⑤图1和图2均能的说明分子在不断运动.

6.如图所示装置所示的实验中,能达到实验目的是(   )(已知浓硫酸具有吸水性,可作为某些气体干燥剂)
7.用如图所示装置进行实验,不能达到实验目的是(   )
8.在下列实验中,观察到的现象或得出的结论,完全正确的有(   )

①浓氨水中出现红色,说明氨分子很小且在不断运动

②既能说明氢气有可燃性,又能说明水是由氢、氧两种元素组成

③既能说明CO2的密度比空气大,又能说明CO2不能燃烧也不支持燃烧

④既能探究可燃物的燃烧条件,又能说明白磷的着火点比红磷低

⑤铁钉表面无明显现象,能说明铁生锈的条件是要有氧气和水.

9.通过下列实验得出的结论,其中正确的是(   )

①既可说明二氧化碳的密度比空气大,又说明了二氧化碳不能燃烧也不支持燃烧 

②即可说明水是由氢元素、氧元素组成,又说明了水分子中氢、氧原子个数比为2:1 

③即可探究可燃物的燃烧条件,又说明了白磷的着火点比红磷低 

④既可说明二氧化碳易溶于水,又说明了二氧化碳具有酸性.

10.通过下列实验得出的结论,其中正确的是(   )

①既可说明二氧化碳的密度比空气大,又说明了二氧化碳不能燃烧也不支持燃烧 

②即可说明水是由氢元素、氧元素组成,又说明了水分子中氢、氧原子个数比为2:1 

③即可探究可燃物的燃烧条件,又说明了白磷的着火点比红磷低 

④既可说明二氧化碳易溶于水,又说明了二氧化碳具有酸性.

2.单项选择(共15题)

11.
If you want to see the chairman of the department, you’d better make an _________ with his secretary first.
A.assumptionB.appointmentC.agreementD.admission
12.
Nowadays, many teenagers__________ themselves to the computer games, which made them ___________ from the society.
A.cancel, benefitB.desert, leaveC.quit, rangeD.abandon, withdraw
13.
Sharon is __________ great success as a singer. It’s _________great honor to go to her concert at the opera house.   .
A.a, theB.\ , theC.\ , aD.a , a
14.
While doubts about the medicine’s safety have____________, interest continues to grow.
A.dropped outB.fell downC.withdrew fromD.faded away
15.
If penicillin _____________ available, many people ______________ from sickness.
A.weren’t , would have diedB.shouldn’t be, would die
C.hadn’t been, would have diedD.is, will die
16.
-Why ________ it rain at weekends?
-Never mind, let’s watch TV at home.
A.canB.wouldC.shallD.must
17.
People drank a kind of tea _________ from leaves _________ a special chemical to reduce body pains and fever.
A.making , possessedB.made , possessing
C.having made, possessedD.having been made, possessing
18.
___________ so delicious, the soup is very popular with the kids.
A.TastedB.TastingC.To tasteD.Taste
19.
____________ the situation, Charles Yerkes undertook ____________ the system in 1902 by obtaining ownership of many different lines.
A.Seeing, improvingB.Seen , improved
C.To see, to improveD.Having seen, improving
20.
The initial tunnels were just ___________ the surface of the ground. People were transported in carriages, which were ___________ the narrow tunnels by steam engines.
A.under, broken through B.below, put through
C.of , gone throughD.beneath, pulled through
21.
__________ these tips, and your time _______ doing research on the Internet _________ much worthwhile.
A.Following, will spend, isB.Followed, spent, was
C.Follow, spent, will beD.To follow, spending, has been
22.
____________better ways for digging tunnels__________, the first railway tunnel under the River Thames was dug in 1884.
A.As , developingB.With, developed
C.As , were developedD.With, development
23.
Another drug that has helped improve people’s health is penicillin, _________ is _________ by many _________ one of the most important medicines.
A.which, considered, beingB.that, considering, been
C.that, to consider, beingD.which, considered, to be
24.
Not only _____________ vital for reducing fever, but __________ also other things that it can help with.
A.aspirin has proved, are thereB.has aspirin proved, there are
C.has proved aspirin, are thereD.aspirin had proved, there are
25.
Do you know in what circumstances was it____________ Jack achieved his goal?
A.howB.whereC.whenD.that
试卷分析
  • 【1】题量占比

    选择题:(10道)

    单项选择:(15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:1

    5星难题:0

    6星难题:7

    7星难题:0

    8星难题:7

    9星难题:0