Unit 8 Save Our World Lesson 45 示范公開課教學(xué)課件 (八下翼教版)

Unit8Lesson45Let’sSortGarbage!Thinkaboutit!?Whatdoyoudowithyourgarbage?Whatkindsofthingscanberecycledandreused?Warm-upWhatdoyoudowithyourgarbage?donatetoschool’sprojectWarm-upLookandtalksellformoneyreuseandrecycleWords&expressionsPresentationsortemptymetalplasticrecycleamountlitter分類；種類；把……弄空；空的金屬塑料（的）回收再用；再循環(huán)；數(shù)量垃圾；使亂七八糟；亂扔Listentothedialogue.Dannyemptiestwobagsofgarbageontothefloor.Jenny:That’salotofgarbage!CanIhelpyousortit?Danny:Yes,please.Let’sputtheglasshere,themetalhere,theplastichereandthepaperhere.(Aftertheysortthegarbage,DannyandJennyare

surprised.

Almostallofitcanbereusedorrecycled!They

needtothrowawayonlyonesmallbagofgarbage!)PresentationJenny:Peoplethrowtoomuchaway.Theyshouldn’twastesomuch!Danny:That’sright.Look!Thereismorepaperthanplastic.Andthereis

lessmetalthanplastic.Thereistheleastamountofglass.Jenny:Andthemostamountispaper.Itisawastetousepaperonlyon

oneside.Danny:Hey!Ifoundatoycar.Oneofthewheelsisbroken.I’lltakethiscarhomeandcleanit.ThenI’llusesomegluetofixthebrokenwheel.WhenIfinishfixingthiscar,Iwillgiveittomylittlecousin,Debbie.PresentationJenny:Nobodyshouldthrowawayatoylikethis.Itcanbefixed.It’snotrighttowastethings.Lookatalloftheglass.Itcanall

berecycledandmadeintonewglass.Danny:Alotofglassisbroken.It’sdangeroustoleavebrokenglassontheground.Once,I

cutmyfootonapieceofbrokenglass.

Jenny:Littercanhurtpeople!PresentationReadthelessonandwritetrue(T)orfalse(F).Thereisalotofgarbage:glass,metal,plasticandpaper.

(

)Thereisthemostamountofglassandtheleastamountofpaper.()DannyfoundDebbie’stoycarinthegarbage.()Dannyoncecuthisfootonapieceofbrokenglass.

(

)TFFTPresentationCirclethewordsthat“it”referstoineachsentence.Example:Itisawastetousepaperonlyononeside.1.It

isfuntotravel.2.It

isnotrighttowastethings.3.It

isquiteeasytofindinformationwiththisprogram.4.Theythinkitisrudetopointwithafinger.5.It

isdangeroustoleavebrokenglassontheground.Presentation1.Dannyemptiestwobagsofgarbageontothefloor.此句中的empty為及物動詞，意為“倒空；使……成為空的”，

常和from,onto等介詞搭配使用。empty...from…意為“把……

從……倒出”。empty…onto…意為“把……倒在……上”。

e.g.Thestreetsbegantoemptyaftermidnight.Jimemptiedhistoolbag.

Languagepoints2.Almostallofitcanbereusedorrecycled!

(1)此句為含有情態(tài)動詞的被動語態(tài)，其構(gòu)成形式為：情態(tài)動

詞(can/may/must/should)+be+過去分詞。e.g.Theflowersshouldbewateredeveryday.花兒應(yīng)該每天澆水。Carsmustn’tbeparkedhere.小轎車不可以停放在這里。Languagepoints(2)reuse意思是“重新使用，再使用”。recycle意思是“使再循環(huán)；使……重新利用，重復(fù)利用”。re-是前綴，意思是“再，重新”。例如，rewrite,replay,

reappear,rebuild,remarry等。e.g.Sheoftenreusesoldenvel