2024_2025学年新教材高中英语Unit6EarthfirstPeriod5学案含解析外研版必修第二册.docx

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Unit6Earthfirst

Period5Presentingideas(Revisionandwriting)

学案设计

学习目标

1.Reviewthewordsrelatedtodealingwithenvironmentalproblems.

2.Presentyourideasaboutwhatyoucandotodealwithanenvironmentalproblem.

3.Knowhowtowriteapersuasiveletter.

4.Raisetheawarenessthatitiseveryonesdutytoprotecttheenvironment.

课堂探究

Step1:Reviewsomeexpressionsrelatedtoenvironmentalproblems

Translatethefollowingsentences:

1.其他人开头肆无忌惮地捕杀鲨鱼。

2.1975年后,美国大型鲨鱼的数量快速下降,这一趋势很快集中到全球。

3.今日,随着我们越多地了解鲨鱼,更多的人比以往想要爱护它们以防灭亡。

4.近年来,我们看到大片的湿地被人类活动所破坏。

5.种树能大大地削减温室效应。

6.通过运用可重复利用的产品削减铺张。

7.努力削减碳的脚印且使用可再生的能源。

8.你用的能量越少,二氧化碳释放的就越少。

9.政府正在实行措施尽可能多地削减雾霾。

10.工厂必需遵守它们用什么化学药品的规章。

11.在一些城市,人们开车进入中心需要交费。

Step2:Presentyourideas

Prepareatalkaccordingtothefollowingcommandsandguidance.

★Whatstheenvironmentalproblemyouwillmention?

★Whatcausesit?

★Howtosolveit?

Usefulexpressions:

◆leadto/bringout/contributeto

◆beconcernedabout

◆wouldliketosuggest

◆Wehopethat...

◆Oneofthereasonsisthat...

◆Inordertoimprovethesituation,weshould...

◆replace...with...

◆asfarasIamconcerned

◆reusablebags

◆onfoot/bybike

◆limitedresources

◆offeranalternativeto...

◆makejointeffort

◆raisepeoplesawarenessof

◆appealtosb.todosth.

Step3:Writeapersuasiveletter

Task1:ReadthepassageonPage71andanswerthefollowingquestions.

1.Whatisthepurposeoftheletter?

?

2.Whatistheexistingproblem?

?

3.WhataretheproposedactionsfromClass8?

?

Task2:Workingroups.Discussanotherenvironmentalissueabouthowtowriteapersuasiveletterandmakenotes.

※Problem:

※Cause(s):

※Solution(s):

Task3:Thinkaboutanotherenvironmentalissueandaskstudentstojoininthecampaignrelatedtotheissue(forexample,theNoBottledWatercampaign)andwriteapersuasiveletterwiththehelpoftheseexpressions(100-120words).

Thelettershouldincludethefollowingaspects:

※Problem:

※Cause(s):

※Solution(s):

Usefulexpressions:

Wea