1、Global Warming 高二英语高二英语Book6 Unit 4 第二节第二节 Learning about language Discovering useful words and expressions Discovering useful words and expressions (P28) Go over the new words and phrases in the previous sections. Then complete each sentence with one of those new words or phrases. 2 1. Charles Keel
2、ing collected _on the carbon dioxide content in the atmosphere over a forty-year period. He found that the amount of carbon dioxide _ increasing during that time. data kept on 2. Although we are burning coal in huge _ every year, we wont _ of it for centuries. 3. If the amount of greenhouse gases co
3、ntinues to _, we could be facing a global _. quantities run out build up catastrophe 4. Many scientists believe that global warming has _ through the burning of fossil fuels. come about 5. The _ of a rising sea level would be widespread flooding. consequence 6. On the whole the warming of the earth
4、is a _ that causes great concern. 7. The _ shows temperature changes during the 20th century. 8. One hectare of forest can absorb 23 tons of carbon dioxide _ year. phenomenon graph per 9. The washing machine uses too much energy, but _ we buy a more economical one, it would still use too much water.
5、 10. The car accident on the main road yesterday _ one drivers death. even if resulted in 由由it引导的强调句结构引导的强调句结构： It is (was)+被强调部分被强调部分+that (who) + 句子其他部分句子其他部分 注意：注意：此结构强调的成分仅限于主语，此结构强调的成分仅限于主语， 宾语和状语。宾语和状语。 Explanation 如：如： 原句：原句：My father did the experiment in the lab yesterday evening 强调主语：强调主语：
6、It was my father who/that did the experiment in the lab yesterday evening 强调宾语强调宾语：It was the experiment that my father did in the lab yesterday evening 强调时间强调时间：It was yesterday evening that my father did the experiment in the lab 强调地点强调地点：It was in the lab that my father did the experiment yesterd
7、ay evening e.g. It was in that city that we met for the first time It was not until he told me that I knew the truth 典型例题分析：典型例题分析： 1) It was last night _ I saw the film Star Wars A. who B. when C. that D. which C 答案答案C 强调句的结构是：强调句的结构是：It + be + 强调部分强调部分 + that (who) +主谓句。强主谓句。强 调句的连词只有两个，调句的连词只有两个，
8、that和和who。 当强调的部分是人，且为句子的主当强调的部分是人，且为句子的主 语时，才用语时，才用who，其余用，其余用that。 2) It is ten years _ Miss Green returned to Canada A. that B. when C. since D. as 答案答案C 考点是连词用法。本题易考点是连词用法。本题易 误选为误选为A其实本句不是强调句。其实本句不是强调句。 若是去掉若是去掉It bethat还应是一个完整还应是一个完整 的句子。而本句去掉的句子。而本句去掉It isthat, 只只 剩下剩下ten years Miss Green ret
9、urned to Canada不成句。因此本句不是强不成句。因此本句不是强 调句。调句。It is + 时间时间+since.，其中，其中 is = has been. 1. It was this village _ I was bought. A. where B. that C. on which D. which 练习练习 I 2. It was in this village _ I was bought up. A. where B. that C. on which D. which 3. - Was it under the tree _ you were away talki
10、ng to a friend? - Sure. But when I got back there, the bike was gone. A. that B. where C. which D. while II. 根据下列各句句意及所给单词的首字根据下列各句句意及所给单词的首字 母或汉语提示母或汉语提示, 写出各单词的正确形式。写出各单词的正确形式。 1. The organization has been in e_ for 25 years. 2. What is the a_ rainfall for August in your country? 3. The earthquake
11、 caused a w_ damage to the area. 4. With the development of technology, people are more and more familiar with _ (外部的外部的) space. outer existence average widespread III. 每空填一词每空填一词, 使该句与所给句子的意使该句与所给句子的意 思相同。思相同。 1. We depend on energy to do many things. _ _ energy _ we depend on to do many things. 2.
12、 He didnt go to school because he was ill. _ _ because he was ill _ he didnt go to school. It is that It was that 3. My father didnt return until 11 oclock last night. _ _ _ _ 11 oclock _ my father returned last night. 4. David bought a walkman from a store yesterday. _ _ David _ bought a walkman fr
13、om a store yesterday. It was not until that It was that / who 5. The mountain climber was rescued with the help of the local people. _ _ with the help of the local people _ the mountain climber was rescued. 6. Her uncle moved out of the city and settled down in a small village for this reason. _ _ f
14、or this reason _ her uncle moved out of the city and settled down in a small village. It was that It was that 7. What on earth do you want me to say? _ _ _ _ you want me to say? 8. I didnt receive the managers reply until nearly a month later. _ _ _ _ nearly a month later _ I received the managers r
15、eply. What is it that It was not until that 9. Marx met Tracy in Pairs in 1845. _ _ in Pairs _ Marx met Tracy in 1845. 10. The football match had to be called off because it rained heavily. _ _ because it rained heavily _ the football match had to be called off. that It was that It was IV. 根据括号内的提示将下列句子翻译成根据括号内的提示将下列句子翻译成 英语。英语。 1. 总的来说，我很喜欢这本书。总的来说，我很喜欢这本书。(on the whole) 2. 昨天的平均温度是昨天的平均温度是28摄氏度。摄氏度。(average) On the whole, I like this book very much. The average temperature yesterday was 28C. Make four sentences with “it” for emphasis. Homework
