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高中英语外研版 (2019)必修 第二册Unit 6 Earth first优秀课件ppt
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这是一份高中英语外研版 (2019)必修 第二册Unit 6 Earth first优秀课件ppt，共43页。PPT课件主要包含了CAUSES，EFFECTS，adj 备用的，把考虑进去，n 升公升，谈判等失败，车辆等坏了，身体垮了，感情失控痛哭起来，amount等内容，欢迎下载使用。
Unit 6 Earth first
1. T have a general knwledge f what's really green in ur daily life.2. T learn the rle and functin f sub-titles.3. T learn sme key wrds and expressins in this lessn.
What’s really green? Hw much d yu knw abut really green?
Lk at the questins abut “green living” and tick yur answers.
1. Which shpping bag is mre envirnmentally friendly? □ A plastic bag. □ A paper bag. □ Neither f these.
2. What shuld yu d t save energy when leaving yur hme? □ Turn ff a device. □ Unplug a device. □ Neither f these.
n. 设备，仪器，装置
3. What fd is better fr the envirnment? □ Fd prduced near t where yu live. □ Fd prduced far frm where yu live. □ It depends.
4. Which uses less water? □ Taking a bath. □ Taking a shwer. □ It depends.
Nw wrk in grups and see if ther peple share yur ideas.
Read the fur subheadings in the passage and decide if they are true r false.
Learning t learnAs subheadings expand n the main heading r title, they can be slightly lnger than the main heading. Althugh nt every paragraph needs a subheading, they can be skimmed t give the reader an verall understanding f the cntent f a text.
Paper shpping bags are better than plastic nes.When yu turn ff a device, it stps using pwer.Eating lcal fd is gd fr the envirnment.It’s better t take a shwer than a bath.
What’s really green?
Read the passage and check yur answers.
Read the passage quickly and find ut the purpse f the passage.
T intrduce sme cmmn “green truths” that have been shwn t be nly half true, r even cmpletely false.
adj. 不正确的，错误的
Read the passage again and draw a mind map t shw the structure f the passage.
Read the effects and cmplete the causes f these accrding t the passage.
1. Making a paper bag uses mre energy and water than making a plastic bag. It als prduces mre greenhuse gases.
Paper bags are nt gd fr the envirnment.
2. Devices turned ff g int stand-by mde and still use pwer.
Turning ff a device wn't stp it frm using pwer.
3. Lcal prduce smetimes might use mre energy and prduce mre greenhuse gases than prduce grwn a lng way away--even taking int accunt its transprt.
Eating lcal fd isn't always better fr the envirnment.
4. If yu spend mre than eight minutes in a shwer, yu'll use as much water as in a bath--abut 50 litres f water.
It's nt always better t take a shwer than a bath.
1. Which f the “green truths” surprises yu mst? Give yur reasns.2. Are yu aware f any ther “green truths” that are nt true? Share them with the class.
3. Hw “green” are yu? Share yur “green actins” with the class.4. What can yu d t becme “greener”?
Wrk in grups. Give a talk abut ne f the “green truths” in the passage.
1. Use these questins t help plan yur talk.Which “green truth” are ging t talk abut?Why d peple believe it is “green”?Why is it nt cmpletely true?What can yu d t becme “greener”?
2. Organise yur talk fllwing the steps belw.Start yur talk by stating the tpic.Describe yur chsen “green truth” in mre detail.Explain why it is nt cmpletely “green”.End yur talk by encuraging yur audience t becme “greener”.
3. Give yur talk t the class.
1. It takes hundreds f years fr plastic t break dwn, but much less time fr paper.
break dwn: if a substance breaks dwn r is brken dwn int parts, it separates int the parts that it is made up f 分解，分化eg After many years, rcks break dwn int dirt. Fd is brken dwn in the stmach.
break dwn还意为：The plan was gd, but it brke dwn, because peple were unwilling t cperate.We are srry t arrive late, but the car brke dwn.Yur health will break dwn if yu wrk t hard.The yung wman brke dwn in tears.
【语境运用】翻译句子。
1) 电梯坏了，我们不得不走楼梯。The lift breaks dwn, s we have t walk up the stairs.2) 他听到这个消息时不禁痛哭起来。He breaks dwn when he hears the news.
amunt n. 数量，数额a quantity f smething such as time, mney, r a substance
2. Hwever, making a paper bag uses fur times as much energy as making a plastic bag and up t three times the amunt f water.
amunt v. 总计，共达，常与介词t搭配。if figures, sums etc amunt t a particular ttal, they equal that ttal when they are added tgether
a large / cnsiderate / enrmus / huge /... amunt f 大量的，许多 (修饰不可数名词，谓语动词常用单数形式)
amunts f 大量的，许多 (修饰不可数名词，谓语动词常用复数形式 )
a great / gd many, a great / large / gd number f, (quite) a few等。
(quite) a little, a great deal f, a large amunt f, large amunts f等。
plenty f, a lt f, lts f, a mass f, masses f 等, 这时谓语动词的单复数形式取决于它们后面所接名词的形式。
可数名词复数/不可数名词
【语境应用】单句语法填空。1) A large amunt f damage ___________ (d) in a very shrt time. 2) Large amunts f mney ___________ (spend) n the freeway every year. 3) There _______ (be) a huge amunt f infrmatin n the Internet.
写准核心单词。4) Tday $8 r $10 seems a small________ (数量) f mney, but at that time these amunts were frbidding t mst citizens.(2019全国卷III)
3. T make sure yur appliance is in fact ff, remve the plug frm its pwer supply. remve v. t take smething away frm, ut f, r ff the place where it is 移走; 搬走; 去掉 t get rid f smething s that it des nt exist any lnger 清除，除去
eliminate r get rid f (smene r smething) 除去，除掉dismiss frm a jb r ffice 免职，解雇t take ff a piece f clthing 摘掉; 脱掉
【归纳】 … 把……从……移开remve 从……搬到……remve sb. frm schl 开除; 勒令某人退学remve ne’s dubt/ truble 消除某人的疑虑 /烦恼
【语境应用】写出下列句中remve的含义。1) If a nest has fur eggs and yu remve ne, the bird will nt ntice.2) He remved his jacket when he arrived hme.3) He was severely criticized and remved frm his pst. 4) The agreement remves the last serius bstacle t the signing f the treaty. 5) Three children were remved frm the schl fr bad behavirs.
mve, transfer, remve 这些动词均可表从一处移往另一处之意。mve: 普通用词, 指从一处到另一处转移。transfer: 一般表示转送/移交或迁移, 尤指交通运输中的换乘或职务的调动等。remve: 移动, 与mve可换用, 还可指撤职或开除学藉等。
4. In sme cases, lcal prduce might have used mre energy and prduced mre greenhuse gases than prduce grwn a lng way away — even taking int accunt its transprt.
prduce v. 生产；创作；生长t grw smething r make it naturally; t make, write etc smething t be bught, used, r enjyed by peple
eg Their factry prduces 500 bikes a day. He has prduced a lt f sngs in the past ten years. The tree prduces much fruit each year.
prduce u.n. 农产品eg They prvide us with fresh prduce every day.
prduce, prduct与prductinprduce u.n. 农产品prduct c.n. 产品，制品prductin u.n. 生产行为，产量
【语境运用】 用prduce, prduct, prductin的适当形式填空。1) We must ________ mre fd fr urselves and imprt less.2) Farmers brught their ________ t twn early each Saturday mrning.3) The river has been plluted by waste ________ frm the factry.4) We will encurage the ___________ f excellent cultural wrks.
take … int accunt 把……考虑进去
eg She seemed nt t take the rising il prices int accunt when buying a car.
Prepare fr anther talk abut a “green truth” that is nt true. Use the Internet r the library t help yu.
Unit 6 Earth first
1. T have a general knwledge f what's really green in ur daily life.2. T learn the rle and functin f sub-titles.3. T learn sme key wrds and expressins in this lessn.
What’s really green? Hw much d yu knw abut really green?
Lk at the questins abut “green living” and tick yur answers.
1. Which shpping bag is mre envirnmentally friendly? □ A plastic bag. □ A paper bag. □ Neither f these.
2. What shuld yu d t save energy when leaving yur hme? □ Turn ff a device. □ Unplug a device. □ Neither f these.
n. 设备，仪器，装置
3. What fd is better fr the envirnment? □ Fd prduced near t where yu live. □ Fd prduced far frm where yu live. □ It depends.
4. Which uses less water? □ Taking a bath. □ Taking a shwer. □ It depends.
Nw wrk in grups and see if ther peple share yur ideas.
Read the fur subheadings in the passage and decide if they are true r false.
Learning t learnAs subheadings expand n the main heading r title, they can be slightly lnger than the main heading. Althugh nt every paragraph needs a subheading, they can be skimmed t give the reader an verall understanding f the cntent f a text.
Paper shpping bags are better than plastic nes.When yu turn ff a device, it stps using pwer.Eating lcal fd is gd fr the envirnment.It’s better t take a shwer than a bath.
What’s really green?
Read the passage and check yur answers.
Read the passage quickly and find ut the purpse f the passage.
T intrduce sme cmmn “green truths” that have been shwn t be nly half true, r even cmpletely false.
adj. 不正确的，错误的
Read the passage again and draw a mind map t shw the structure f the passage.
Read the effects and cmplete the causes f these accrding t the passage.
1. Making a paper bag uses mre energy and water than making a plastic bag. It als prduces mre greenhuse gases.
Paper bags are nt gd fr the envirnment.
2. Devices turned ff g int stand-by mde and still use pwer.
Turning ff a device wn't stp it frm using pwer.
3. Lcal prduce smetimes might use mre energy and prduce mre greenhuse gases than prduce grwn a lng way away--even taking int accunt its transprt.
Eating lcal fd isn't always better fr the envirnment.
4. If yu spend mre than eight minutes in a shwer, yu'll use as much water as in a bath--abut 50 litres f water.
It's nt always better t take a shwer than a bath.
1. Which f the “green truths” surprises yu mst? Give yur reasns.2. Are yu aware f any ther “green truths” that are nt true? Share them with the class.
3. Hw “green” are yu? Share yur “green actins” with the class.4. What can yu d t becme “greener”?
Wrk in grups. Give a talk abut ne f the “green truths” in the passage.
1. Use these questins t help plan yur talk.Which “green truth” are ging t talk abut?Why d peple believe it is “green”?Why is it nt cmpletely true?What can yu d t becme “greener”?
2. Organise yur talk fllwing the steps belw.Start yur talk by stating the tpic.Describe yur chsen “green truth” in mre detail.Explain why it is nt cmpletely “green”.End yur talk by encuraging yur audience t becme “greener”.
3. Give yur talk t the class.
1. It takes hundreds f years fr plastic t break dwn, but much less time fr paper.
break dwn: if a substance breaks dwn r is brken dwn int parts, it separates int the parts that it is made up f 分解，分化eg After many years, rcks break dwn int dirt. Fd is brken dwn in the stmach.
break dwn还意为：The plan was gd, but it brke dwn, because peple were unwilling t cperate.We are srry t arrive late, but the car brke dwn.Yur health will break dwn if yu wrk t hard.The yung wman brke dwn in tears.
【语境运用】翻译句子。
1) 电梯坏了，我们不得不走楼梯。The lift breaks dwn, s we have t walk up the stairs.2) 他听到这个消息时不禁痛哭起来。He breaks dwn when he hears the news.
amunt n. 数量，数额a quantity f smething such as time, mney, r a substance
2. Hwever, making a paper bag uses fur times as much energy as making a plastic bag and up t three times the amunt f water.
amunt v. 总计，共达，常与介词t搭配。if figures, sums etc amunt t a particular ttal, they equal that ttal when they are added tgether
a large / cnsiderate / enrmus / huge /... amunt f 大量的，许多 (修饰不可数名词，谓语动词常用单数形式)
amunts f 大量的，许多 (修饰不可数名词，谓语动词常用复数形式 )
a great / gd many, a great / large / gd number f, (quite) a few等。
(quite) a little, a great deal f, a large amunt f, large amunts f等。
plenty f, a lt f, lts f, a mass f, masses f 等, 这时谓语动词的单复数形式取决于它们后面所接名词的形式。
可数名词复数/不可数名词
【语境应用】单句语法填空。1) A large amunt f damage ___________ (d) in a very shrt time. 2) Large amunts f mney ___________ (spend) n the freeway every year. 3) There _______ (be) a huge amunt f infrmatin n the Internet.
写准核心单词。4) Tday $8 r $10 seems a small________ (数量) f mney, but at that time these amunts were frbidding t mst citizens.(2019全国卷III)
3. T make sure yur appliance is in fact ff, remve the plug frm its pwer supply. remve v. t take smething away frm, ut f, r ff the place where it is 移走; 搬走; 去掉 t get rid f smething s that it des nt exist any lnger 清除，除去
eliminate r get rid f (smene r smething) 除去，除掉dismiss frm a jb r ffice 免职，解雇t take ff a piece f clthing 摘掉; 脱掉
【归纳】 … 把……从……移开remve 从……搬到……remve sb. frm schl 开除; 勒令某人退学remve ne’s dubt/ truble 消除某人的疑虑 /烦恼
【语境应用】写出下列句中remve的含义。1) If a nest has fur eggs and yu remve ne, the bird will nt ntice.2) He remved his jacket when he arrived hme.3) He was severely criticized and remved frm his pst. 4) The agreement remves the last serius bstacle t the signing f the treaty. 5) Three children were remved frm the schl fr bad behavirs.
mve, transfer, remve 这些动词均可表从一处移往另一处之意。mve: 普通用词, 指从一处到另一处转移。transfer: 一般表示转送/移交或迁移, 尤指交通运输中的换乘或职务的调动等。remve: 移动, 与mve可换用, 还可指撤职或开除学藉等。
4. In sme cases, lcal prduce might have used mre energy and prduced mre greenhuse gases than prduce grwn a lng way away — even taking int accunt its transprt.
prduce v. 生产；创作；生长t grw smething r make it naturally; t make, write etc smething t be bught, used, r enjyed by peple
eg Their factry prduces 500 bikes a day. He has prduced a lt f sngs in the past ten years. The tree prduces much fruit each year.
prduce u.n. 农产品eg They prvide us with fresh prduce every day.
prduce, prduct与prductinprduce u.n. 农产品prduct c.n. 产品，制品prductin u.n. 生产行为，产量
【语境运用】 用prduce, prduct, prductin的适当形式填空。1) We must ________ mre fd fr urselves and imprt less.2) Farmers brught their ________ t twn early each Saturday mrning.3) The river has been plluted by waste ________ frm the factry.4) We will encurage the ___________ f excellent cultural wrks.
take … int accunt 把……考虑进去
eg She seemed nt t take the rising il prices int accunt when buying a car.
Prepare fr anther talk abut a “green truth” that is nt true. Use the Internet r the library t help yu.
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