冀教 七年级 下册 英语 Unit 8 Lesson 4《自主学习》课件

Lesson4

It’stimetoprotectthem!Unit8Ilovenature!1Matchthewordstothepictures.Doyouknowwhichanimalsareendangered?Talkwithyourpartner.tigersnowleopardbluewhalewolfgiantpandaAsianelephantGiantpandas,bluewhales,snowleopardsandAsianelephantsareendangered.Endangeredanimalsarethosethatareatriskofdyingout.Theymustbeprotectedtokeepourenvironmentbalanced.思考：WhatendangeredanimalsdoyouknowinChina?Snub-nosedMonkeys（金丝猴）,CrestedIbises（朱鹮）,SouthChinaTigers,TibetanAntelopes（藏羚羊）.2Readthepassageandanswerthequestion.Lossofwildlifecanhappennaturally.Dinosaurs,forexample,diedoutabout65millionyearsago.作插入语，用于举例说明前面的内容或提供一个具体的例子。Lossofwildlifecanhappenbecauseofhumanactivity.Expandinghousing,industry,andfarmingharmswildlife.动名词短语作主语，谓语动词用第三人称单数形式。Astudyfrom2016showsthatnearly72%oftheendangeredanimalsareatriskbecauseofhuntingandfishing.Nearly62%areendangeredbyfarming,35%bycitydevelopment,and27%bydiseases.长难句分析：这句话是含有由that引导的宾语从句的复合句。从句的主语是nearly72%oftheendangeredanimals；系动词是are；表语是atrisk；becauseofhuntingandfishing是原因状语。Forexample,long-nosedmonkeysliveinSoutheastAsia.Theyarefamousfortheirlargenoses.Butnow,theybecomeendangeredbecauseofhabitatloss,pollution,andhunting.Whatcanyoufindinthe2016studyaboutthelossofwildlife?Icanfindmostofthewildlifeendangeredbecauseofhumanactivity.（答案不唯一）3Readthepassageagainandtickthereasonsmentionedforthelossofwildlife.□hunting □fishing□littering □fightsbetweenanimals□diseases □airpollution□farming □citydevelopment√√√√√Whatotherreasonsdoyouthinkthereare?Climatechangeandnaturaldisasters.（答案不唯一）4Searchtheinternetandfindmoreinformationaboutlong-nosedmonkeystocompletethecard.Name:ProboscismonkeyHabitat:SoutheastAsiaFoods:___________________________________________Leaves,fruits,flowers,andbuds.Characteristics:______________________________________________________________________________________Livingsituation:□extinct□endangeredProtection:______________________________________________Now,introducethelong-nosedmonkeytoyourpartner.Theyhavethick,furrybodiesthatareusuallyreddish-brown（红褐色）incolor.√Don’thuntthem,andprotecttheirhabitat.5Workinpairs.Findinformationaboutanendangeredspecies.Writeanintroductionto