高中英语 Unit4 第二学时Learning about Language同步教学课件 新人教版选
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第十页，共35页。
4．The problem begins when we add huge quantities of extra carbon dioxide to the atmosphere.(P26)
而当我们使大气层中增加了大量额外的二氧化碳时，问题就来 了。
quantity 数量：和质量相对时作不可数名词；指具体数量时作可 数名词。
第九页，共35页。
即学即练： 完成下列(xiàliè)句子。 (1)This magazine is available by ________. (2)We no longer ________the view that women are inferior to men. (3)He ________ regularly to the Hope Project. (4)He ________ all the papers before he left. (1)subscription (2)subscribe to (3)subscribes (4)subscribed
第四页，共35页。
(4)He ________________.(把心脏比作水泵) (5)Black ________.(把伦敦(lún dūn)的公园比作人体的肺部) (6)If you ________(把这本字典和那本比较一下), you'll find many differences. (4)compared the heart to a pump (5)compared the parks of London to the lungs of the human body (6)compare this dictionary with that one
第五页，共35页。
2．So how has this come about and does it matter? (P26) 这种温度的增长是怎么产生的呢？会产生什么影响呢？ 词语链接： come about：发生，造成 come out出来；出版；开花；发芽； 结果(如何)；(消息)传开 come up发生，举行，走过来；被提出(tí chū) come over (从远处)来到；改变立场/观点 come along 跟着去，赶快；进行，进展 How come ＋ 句子．..? ……是怎么回事/怎么发生的？ How did it come about that...? ……是怎么回事/怎么发生的？
第六页，共35页。
即学即练： 选用上述词语完成下列句子。 (1)Sometimes it is hard to tell ______.(吵架是如何发生的) (2)The secret will finally________.(泄露出去) (3)I ________ (获得第一名) in the examination. (4)A beggar ________(走上前) to us and asked for money. (5)The question of drugtaking ________(一定(yīdìng)会被提出来) at the next conference. (6)________(跟我来), I'll show you to your room. (1)how a quarrel comes about (2)come out (3)came out first (4)came up (5)is bound to come up (6)Come along
第十五页，共35页。
即学即练： A．完成下列(xiàliè)句子。 (1)You'd better ________.(说清楚自己的见解) (2)He________(已声明) his intention to run for election. (3)________(据说) that all the people in the accident were killed. (4)He arrived ________.(按照既定的时间) (5)He is ________.(健康状况不太好) A.(1)state your views clearly (2)has already stated (3)It is stated (4)at the stated time (5)in a poor state of health
第十六页，共35页。
词语链接： range n．范围 v．从……到……各种种类 beyond the range of 超越……的范围 out of one's range 某人达不到(bùdào)的地方或范畴 range from...to... 从……到……不等 range between...and... 从……到……不等
汉布莱实际上是这样说的：“二氧化碳含量的增加实际 上是件好事。它使植物生长更快，庄稼产量更高，还会促进动 物的生长——所有这些都能改善人类的生活。”
词语(cíyǔ)链接： state v．陈述，说明，宣布，声明 n．状况，情况；国家 statement n．陈述 stated adj.约定的， 已经说明的 the head of state 国家首脑
所有科学家都同意燃烧煤、天然气、石油等化石燃料导 致了地球气温(qìwēn)升高。
词语链接： subscribe vi.同意， 订阅，捐助 vt.签署(文件), 捐助 subscription n．订阅， 订阅费，捐款 subscriber n．订阅人，订购者 subscribe to 同意， 订阅，捐助
第十四页，共35页。
6．In fact, Hambley states，“More carbon dioxide is actually a positive thing.It will make plants grow quicker; crops will produce more; it will encourage a greater range of animals－all of which will make life for human beings better.”(P27)
词语链接(liàn jiē)： result in引起， 导致(某种结果) (＝lead to; bring about; contribute to) result from 由……造成，因……而产生；
第十三页，共35页。
即学即练： 用result in 和result from 填空(tiánkòng)。 (1)The accident ________ three deaths. (2)He was ashamed that his hesitation ________ failure. (3)Sickness often ________ eating too much. (4)His failure ____________ not working hard enough. (1)resulted in (2)resulted in (3)results from (4)resulted from
第十二页，共35页。
5．They also agree that it is the burning of more and more fossil fuels that has resulted in this increase in carbon dioxide.(P26)
他们还认为，正是由于燃烧的化石燃料越来越多而导致了 二氧化碳的增加。
第三页，共35页。
即学即练： 完成下列(xiàliè)句子。 (1)This school ________(可与……媲美) the best in the country. (2)________(与他所收藏的相比), the new stamps were not very interesting. (3)It was a small place then ________.(与现在相比) (1)compares with (2)Compared to/with what he had (collected) already (3)compared to what is now
第十一页，共35页。
即学即练： 用quantity和quantities填空(tiánkòng)。 (1)________of apples were in the basket and a large ________of milk was in the bucket. (2)It's a lot cheaper if you buy it in ________. (3)This company is more concerned with quality than ________. (1)Quantities，quantity (2)quantity (3)quantity
第十七页，共35页。
即学即练： B．将下列句子译成汉语。 (1)The company puts out a large range of products. _________________________________________ (2)The two countries are separated by a range of mountains. ________________________________________ (3)His interests range from chess to boating. _________________________________________ (1)这家公司生产的产品名目繁多。 (2)这两个国家被一系列山脉隔开。 (3)他的爱好从下国际象棋(guójìxiàngqí)到划船，什么都喜 欢。
第七页，10 o’clock.I wonder how it ______ （发生）that she was two hours late on such a short trip.
(8)你怎么不到英国来度假呢？ ____________________________________________ (9) 他是怎么知道我们(wǒ men)在什么地方的呢？ ___________________________________________ (7)came about (8)Why don't you come over to England for a holiday? (9)How did it come about that he knew where we were？ Or： How came he knew where we were?
温馨提示： 短语a (large) quantity of或(large) quantities of 后既可跟可数名词 的复数也可跟不可数名词。“a quantity of ＋名词”构成主语时，谓语 (wèiyǔ)动词的数通常根据quantity的数来确定。 “large quantities of ＋ 名词” 做主语，谓语(wèiyǔ)只能用复数形式。词组in quantity表示 “大量地”。
第八页，共35页。
3．All scientists subscribe to the view that the increase in the earth's temperature is due to the burning of fossil fuels like coal, natural gas and oil to produce energy.(P26)
Global warming
第二(dìèr)学时 Learning about Language
第一页，共35页。
第二页，共35页。
1．It is a rapid increase compared to most natural changes.(P26) 跟多数自然变化相比较而言，这却是一种快速的增长。 词语链接： compared to/with 和……比起来[相比], (过去分词短语充当 (chōngdāng)状语) compare with/to 与……类似， 比得上 compare...to...把……比喻成…… compare...with/to...把……与……作比较 by comparison with 与……相比
4．The problem begins when we add huge quantities of extra carbon dioxide to the atmosphere.(P26)
而当我们使大气层中增加了大量额外的二氧化碳时，问题就来 了。
quantity 数量：和质量相对时作不可数名词；指具体数量时作可 数名词。
第九页，共35页。
即学即练： 完成下列(xiàliè)句子。 (1)This magazine is available by ________. (2)We no longer ________the view that women are inferior to men. (3)He ________ regularly to the Hope Project. (4)He ________ all the papers before he left. (1)subscription (2)subscribe to (3)subscribes (4)subscribed
第四页，共35页。
(4)He ________________.(把心脏比作水泵) (5)Black ________.(把伦敦(lún dūn)的公园比作人体的肺部) (6)If you ________(把这本字典和那本比较一下), you'll find many differences. (4)compared the heart to a pump (5)compared the parks of London to the lungs of the human body (6)compare this dictionary with that one
第五页，共35页。
2．So how has this come about and does it matter? (P26) 这种温度的增长是怎么产生的呢？会产生什么影响呢？ 词语链接： come about：发生，造成 come out出来；出版；开花；发芽； 结果(如何)；(消息)传开 come up发生，举行，走过来；被提出(tí chū) come over (从远处)来到；改变立场/观点 come along 跟着去，赶快；进行，进展 How come ＋ 句子．..? ……是怎么回事/怎么发生的？ How did it come about that...? ……是怎么回事/怎么发生的？
第六页，共35页。
即学即练： 选用上述词语完成下列句子。 (1)Sometimes it is hard to tell ______.(吵架是如何发生的) (2)The secret will finally________.(泄露出去) (3)I ________ (获得第一名) in the examination. (4)A beggar ________(走上前) to us and asked for money. (5)The question of drugtaking ________(一定(yīdìng)会被提出来) at the next conference. (6)________(跟我来), I'll show you to your room. (1)how a quarrel comes about (2)come out (3)came out first (4)came up (5)is bound to come up (6)Come along
第十五页，共35页。
即学即练： A．完成下列(xiàliè)句子。 (1)You'd better ________.(说清楚自己的见解) (2)He________(已声明) his intention to run for election. (3)________(据说) that all the people in the accident were killed. (4)He arrived ________.(按照既定的时间) (5)He is ________.(健康状况不太好) A.(1)state your views clearly (2)has already stated (3)It is stated (4)at the stated time (5)in a poor state of health
第十六页，共35页。
词语链接： range n．范围 v．从……到……各种种类 beyond the range of 超越……的范围 out of one's range 某人达不到(bùdào)的地方或范畴 range from...to... 从……到……不等 range between...and... 从……到……不等
汉布莱实际上是这样说的：“二氧化碳含量的增加实际 上是件好事。它使植物生长更快，庄稼产量更高，还会促进动 物的生长——所有这些都能改善人类的生活。”
词语(cíyǔ)链接： state v．陈述，说明，宣布，声明 n．状况，情况；国家 statement n．陈述 stated adj.约定的， 已经说明的 the head of state 国家首脑
所有科学家都同意燃烧煤、天然气、石油等化石燃料导 致了地球气温(qìwēn)升高。
词语链接： subscribe vi.同意， 订阅，捐助 vt.签署(文件), 捐助 subscription n．订阅， 订阅费，捐款 subscriber n．订阅人，订购者 subscribe to 同意， 订阅，捐助
第十四页，共35页。
6．In fact, Hambley states，“More carbon dioxide is actually a positive thing.It will make plants grow quicker; crops will produce more; it will encourage a greater range of animals－all of which will make life for human beings better.”(P27)
词语链接(liàn jiē)： result in引起， 导致(某种结果) (＝lead to; bring about; contribute to) result from 由……造成，因……而产生；
第十三页，共35页。
即学即练： 用result in 和result from 填空(tiánkòng)。 (1)The accident ________ three deaths. (2)He was ashamed that his hesitation ________ failure. (3)Sickness often ________ eating too much. (4)His failure ____________ not working hard enough. (1)resulted in (2)resulted in (3)results from (4)resulted from
第十二页，共35页。
5．They also agree that it is the burning of more and more fossil fuels that has resulted in this increase in carbon dioxide.(P26)
他们还认为，正是由于燃烧的化石燃料越来越多而导致了 二氧化碳的增加。
第三页，共35页。
即学即练： 完成下列(xiàliè)句子。 (1)This school ________(可与……媲美) the best in the country. (2)________(与他所收藏的相比), the new stamps were not very interesting. (3)It was a small place then ________.(与现在相比) (1)compares with (2)Compared to/with what he had (collected) already (3)compared to what is now
第十一页，共35页。
即学即练： 用quantity和quantities填空(tiánkòng)。 (1)________of apples were in the basket and a large ________of milk was in the bucket. (2)It's a lot cheaper if you buy it in ________. (3)This company is more concerned with quality than ________. (1)Quantities，quantity (2)quantity (3)quantity
第十七页，共35页。
即学即练： B．将下列句子译成汉语。 (1)The company puts out a large range of products. _________________________________________ (2)The two countries are separated by a range of mountains. ________________________________________ (3)His interests range from chess to boating. _________________________________________ (1)这家公司生产的产品名目繁多。 (2)这两个国家被一系列山脉隔开。 (3)他的爱好从下国际象棋(guójìxiàngqí)到划船，什么都喜 欢。
第七页，10 o’clock.I wonder how it ______ （发生）that she was two hours late on such a short trip.
(8)你怎么不到英国来度假呢？ ____________________________________________ (9) 他是怎么知道我们(wǒ men)在什么地方的呢？ ___________________________________________ (7)came about (8)Why don't you come over to England for a holiday? (9)How did it come about that he knew where we were？ Or： How came he knew where we were?
温馨提示： 短语a (large) quantity of或(large) quantities of 后既可跟可数名词 的复数也可跟不可数名词。“a quantity of ＋名词”构成主语时，谓语 (wèiyǔ)动词的数通常根据quantity的数来确定。 “large quantities of ＋ 名词” 做主语，谓语(wèiyǔ)只能用复数形式。词组in quantity表示 “大量地”。
第八页，共35页。
3．All scientists subscribe to the view that the increase in the earth's temperature is due to the burning of fossil fuels like coal, natural gas and oil to produce energy.(P26)
Global warming
第二(dìèr)学时 Learning about Language
第一页，共35页。
第二页，共35页。
1．It is a rapid increase compared to most natural changes.(P26) 跟多数自然变化相比较而言，这却是一种快速的增长。 词语链接： compared to/with 和……比起来[相比], (过去分词短语充当 (chōngdāng)状语) compare with/to 与……类似， 比得上 compare...to...把……比喻成…… compare...with/to...把……与……作比较 by comparison with 与……相比