2020-2021学年Unit 6 Earth first集体备课ppt课件

这是一份2020-2021学年Unit 6 Earth first集体备课ppt课件，共19页。PPT课件主要包含了Reading， ，课文回顾等内容，欢迎下载使用。
Pre-reading
D yu supprt “green living”? Hw t prtect envirnment in ur daily lives?
Watch and think:
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.
Lk at the questins abut "green living" and tick yur answers.
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.
Wang Peng: Eating ut fr the Spring Festival family dinner nly changes the frm f this traditin, but the lve between the family members remains the same.
Liu Ynghui: It just wn't feel like Spring Festival having the dinner ut. The prcess f preparing the dinner tgether is mre imprtant than the dinner itself.
True r False
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.
Nw read the passage and check yur answers.
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.
Devices turned ff g int stand-by mde and still use pwer.
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.
Lcal prduce might use mre energy and prduce mre greenhuse gases.
1. Which f the "green truths" surprises yu mst? Give yur reasns.
2. Are yu aware f any ther "green truths" that are nt ture? 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"?
After-reading
Wrk in grups. Give a talk abut ne f the "green truths" in the passage.
1. Plan yur talk.
 Which "green truth" are yu 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.
3. Give yur talk t the class.
 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".
句意：我们大部分都意识到要保护环境，也采取了各种行动节约能源，减少浪费和污染。
Language Pints
Mst f us are aware that we must take care f the envirnment, and the majrity f us take steps t save energy and reduce waste and pllutin.
1. majrity n. 多数，大多数（人或物） the majrity f+集体名词，谓语动词用单数或复数。 a majrity f+复数名词，表示“许多”，谓语动词 用复数。 
2. take steps t 采取措施, 采取行动
take steps t
句意：塑料袋会变成垃圾，被野生动物误食后会对其造成伤害。塑料需要数百年才能分解，而纸的降解时间要短得多。
Plastic bags cause litter and are a danger t wild animals, which mistake them fr fd. It takes hundreds f years fr plastic t break dwn, but much less time fr paper.
2. break dwn 分解；拆分；失控痛哭
因为他那时对我那般友善关心,我失控哭了起来。
句意：在有些情况下，即使将运输的因素考虑在内，本地的农产品也可能比距离遥远的外地种植的农产品耗能更多，产生的温室气体也更多。
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.
Take int accunt