发布时间 : 星期日 文章2016新课标创新人教英语 选修六 Unit 4 Section 1更新完毕开始阅读699b1fb88662caaedd3383c4bb4cf7ec4afeb603
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Ⅰ.Match the word with its meaning.
1．consume A．同意；捐赠 2．phenomenon B．消费；消耗；耗尽 3．subscribe C．燃料 4．fuel D．现象 5．glance E．反对；反抗 6．oppose F．陈述；说明
7．consequence G．结果；后果；影响 8．state H．看一下；扫视 答案：1～5 BDACH 6～8 EGF
Ⅱ.Write down the meanings of phrases in each sentence.
1．Some of the best ideas in the history of business have come about in strange ways.产生 2．It meant that you could subscribe to the local paper to get all your news.订阅 3．They sell what they produce. When prices go up, they produce more.上升 4．His hard work resulted in his great discoveries in science.导致 5．If you keep on breaking the rules, you will be fired.继续
Ⅰ.Look at the pictures and answer the question.
What can you learn from the above four pictures?
答案：The earth is becoming warmer and warmer. Ⅱ.Which of the following can cause global warming?
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答案：ACDE
Ⅰ.Fast-reading
1．Read the text quickly and fill in the blanks.
The text explains the causes of the earth's increasing temperature and puts forward different views about the effects of increasing carbon dioxide in the atmosphere. 2．Skim the text and sum up the main idea of each paragraph. Para. 1 A．the cause of the earth is becoming warmer
Para. 2 B．the consequence of burning fossil fuels Para. 3 C．the increase of carbon dioxide Para. 4 D．global warming will go on Para. 5 E．puzzles about global warming Para. 6 F．different attitudes to global warming Para. 7 G．an introduction to the passage 答案：Paras.1～7 GABCDFE Ⅱ.Careful-Reading
1．Read the text carefully and fill in the blanks.
Facts about global warming Views on global warming Janice Foster ·Small amounts of gases in the atmosphere (3)trap heat from the sun and therefore warm the earth. 版权所有:中国好课堂www.zghkt.cn
·The temperature of the earth rose about (1)onedegree Fahrenheit during the 20th century. ·The global warming is caused by (2)humanactivity rather than a random but natural phenomenon.
·We need the gases because without them the earth would be about thirty-three degrees Celsius (4)cooler than it is. ·If we add huge (5)quantitiesof extra carbon dioxide into the atmosphere by burning fossil fuels, it will cause the (6)globaltemperature to go up. Views on global warming ·Over the next 100 years the amount of warming could be as low Janice Foster Charles Keeling as 1 to 1.5 degrees Celsius, but it could be as high as 5 degrees. ·An increase of 5 degrees in the temperature would be a(n) (7)catastrophe. From 1957 to 1997, the carbon dioxide in the atmosphere went up from about 315 parts to about 370 parts per million. ·We shouldn't worry about (8)highlevels of carbon dioxide in the George Hambley air. ·Any warming will be mild with few bad environmental (9)consequences. ·More carbon dioxide is actually a(n) (10)positive thing. 2.Choose the best answer. (1)According to Hambley, more carbon dioxide may do the following EXCEPT . A．produce more energy B．make plants grow quicker C．make crops produce more
D．encourage a greater range of animals
(2)The author probably subscribes to the view that . A．global warming is good for us
B．we can do nothing about global warming
C．catastrophes will happen if the temperature keeps going up D．much remains to be found out about the effects of global warming 答案：(1)A (2)D Ⅲ.Study-reading
Analyze the following difficult sentences in the text.
1．It means that more heat energy tends to be trapped in the atmosphere causing the global temperature to go up.
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