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各地期末复习特训卷系列答案
小博士期末闯关100分系列答案科目：初中英语 来源：2012-2013学年山西省农业大学附属中学八年级上第三次月考英语试卷（带解析） 题型：单选题
You can add some sugar the milk.
A、in B、to C、for
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科目：初中英语 来源：2015届四川省实验学校八年级2月入学考试英语试卷（解析版） 题型：单项填空
Don’t forget to_______some salt_______the noodles before you enjoy them.
A. put- - -to????????? B. add- - -to??????????? C. pour- - -into
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科目：初中英语 来源：2012-2013学年山西省八年级上第三次月考英语试卷（解析版） 题型：单项填空
You can add some sugar the milk.
A、in B、to C、for
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科目：初中英语 来源：2012年初中毕业升学考试（江苏连云港卷）英语（解析版） 题型：阅读理解
A Simple Scientific Experiment
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Below is a description of a single scientific experiment. It shows us how iron reacts ( 反应) with air and with water. Aim : To find out if iron rusts( 生锈) (a) in dry air ; (b) in water that has no air in it ( air- free water) ; (c) in ordinary water. Materials : 3 clean iron nails ( 铁钉) ; test tubes ; test tube holder ; cotton wool ; oil ; Bunsen burner. |
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Iron in dry air Method (1) Put some iron nails at the bottom of a test tube. (2) Push some cotton wool down the tube. (3) Leave the tube for one week. Result After one week, the nails have not rusted. Conclusion Iron does not rust in dry air. Iron in air-free water Method (1) Half-fill a test tube with water. (2) Boil the water for three minutes. (This makes sure there is no air in the water. (3) Put two or three clean nails in the water. |
(4)Add some oil to the water. (This will keep air out of the water.) (5) Leave the tube for one week. Result The nails do not rust in the tube with air-free water. Conclusion Iron does not rust in air- free water. Iron in ordinary water Method (1) Half –fill a test tube with water and add two or three clean nails. (2) Leave the tube for one week. Result The nails rust in the tube with ordinary water. Conclusion Iron rusts in ordinary water. (238 words) |
1.In the first part of the experiment the cotton wool is most probably used to ______________.
A. keep the air dry B. keep the tube wet
C. make the nails rust D. keep the tube clean
2.What are necessary steps to make sure the water in the tube is air free?
①Leave half a tube of water in it
②Boil the water for some time
③Put some clean iron nails in the tube
④Add some oil to the water
A. ①② B. ①③ C. ②③ D. ②④
3.We can conclude from the experiment that only ____________ makes iron rusty.
A. dry air B. cotton wool C. ordinary water D. air-free water
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科目：初中英语 来源：2011-2012学年福建省厦门市翔安区初三质量检测考试英语试卷（解析版） 题型：阅读理解
The world’s population has reached 7 billion（十亿）according to the United Nations（联合国）by 2011. It comes just 12 years since the total reached 6 billion - with official estimates saying the population will top 8 billion in 2025 and 10 billion before the end of the century.
And it is most likely that the 10-billionth baby will be born in the Asia-Pacific region - where the population growth rate is higher than anywhere else in the world.
Of the 2.3 billion people, the United Nations believes will be added by 2050, more than 1 billion will live in sub-Saharan Africa. The Indian subcontinent（次大陆）will add some 630 million people.
With more people to feed, more houses & medical care to provide, experts say the world’s resources（资源）will face more strain than before.
1.According to the picture, the population of the world reached 6 billion in ________.
A. 1987 B. 1999 C. 2011
2.We know that more than 1 billion will live in _______ by 2050.
A. sub-Saharan Africa
B. Indian subcontinent
C. the United States
3.According to the picture, _______ will have the largest population in 2050.
A. China B. India C. Nigeria
4.The underlined word “strain” in the last paragraph（段落）means “_________”.
A. 破坏 B. 关闭 C. 压力
5.The population of the world grows ________ according to the picture.
A. slower and slower
B. faster and faster
C. smaller and smaller
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