人教版 英语 九年级 下册《Unit 13 Section A 1a-2d》课件.pptxVIP

人教版九年级英语下册

Unit13

Weretryingtosavetheearth!

SectionAla-2d

save;

To+alルnhuu+ninnollutinnwntonnolltinn

andnoisepollution.

Tothinkaboutwaysofprotectingthe

environment.

usedto...butnow

shoulddosth.;

Herearesomewordsrelatedtodifferent

kindsofpollution.Writetheminthebox

below.Thenaddmorewords.;

loudmusiccarsrubbishplanes

litteringshipsfactoriessmoking

buildinghousesmobilephones;

Whatwastheproblem?;

Whatcausedtheproblem?;

Listenagainandanswerthefollowingquestions.

1.WhatdoesTonywanttodolaterthis

afternoon?

HewantstogoswimmingwithMarkinthe

riverlaterthisafternoon.;

2.WhydoesntMarkwanttogowithTony?

Becausetheriverwasreallydirty.Eventhe

bottomoftheriverwasfullofrubbish,and

therewerenomorefishforfishermentocatch.

3.Howwastheriverinthepast?

Itusedtobesoclean.Ithasbeenthenicest

riverinthistown.;

Mark:Theriverwasdirty.Eventhebottom

oftheriverwasfullofrubbish.

Tony:Butitusedtobesoclean!

Mark:Yes,butpeoplearethrowinglitterinto

theriver.

Tony:Everyoneinthistownshouldplayapartincleaningitup!;

A.landpollution

C.noisepollution;

2bListenagainandcompletethesentences.

1.Theairisbadlypollutedbecausetherearemorecarsontheroadthesedays.

2.Factoriesthatburncoalalsopollutetheairwithalotofblacksmoke.;

3.Thereisalsotoomuchrubbishandwaste.

Peoplearethrowingawaythingseveryday.

4.Peoplearealsolitteringinpublicplaceslikeparks.Thisisturningbeautifulplacesintouglyones.;

Jason:Theairhasbecomereallypolluted

aroundhere.Imgettingvery

worried.

Susan:Yes,Iusedtobeabletoseestars

inthesky.

Jason:Theproblemisthat...;

Whatshouldwedotosavetheearth?;

Turnoffthelightswhenyouleavearoom.;

Sto