仁爱英语九年级上册Unit2Topic1sectionC课件

Topic1Pollutioncausestoomanyproblems.SectionCUnit2savingtheEarthDoyoulikeit?Why?Doyouthinknoiseisakindofpollution?thesoundofcar,KTVbirds,classicalmusicCanyoutellmeanykindsofnoisepollution?Yes,thesoundof…Discussthesephrases,

checkwhichispollutionandtalkaboutwhatkindofpollutionitis.ProducingelectricitybywindTalkingloudlyafterclassLaughingloudlyatthecinemaSmokinginpublicPlayingloudrockmusicatmidnightBurningwood,gas,oilandcoalListenandanswerthefollowingquestions.Does

the

writer

think

noise

is

a

kind

of

pollution?Yes,

he

does.录音p29-1aIs

it

harmful

to

human

beings’

health?How

do

you

know?Yes,itis.Becausepeoplewhoworkandliveinnoisyconditionsmaygodeaf.·beharmfulto=doharmto·harmv.&n.危害，伤害，损害·dogreatharmto…对……有着极大的损害E.g.

It

not

only

disturbs

others

but

also

does

great

harm

to

hearing.

Translate

the

following

sentences

into

Chinese.Quite

a

few

people

living

near

airports

also

have

hearing

loss.许多生活在机场附近的人们听力都减弱了。quiteafew=manyquitealittle=muchveryfew几乎没有几个very

little几乎没有一点However,

not

all

people

know

that

noise

is

also

a

kind

of

pollution…然而，不是所有的人都知道噪音也是一种污染……not

all表示不完全否定，意为“不是所有的都……”。同样的结构还有notboth,notevery,all…not,both…not,every…notRecentlyitwasreportedthatmanyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo,…近来有报道说美国许多青少年的听力像65岁的老人那么差，……it

isreportedthat…据报道……no

better

than同……一样（坏）Accordingto1a,tellwhichoneisfalse.·In

the

U.S.A.,

many

teenagers

can

hear

nobetter

than

65-year-old

people

do.·Not

all

people

work

in

noisy

conditions.·Making

too

much

noise

in

the

classroom

during

the

break

is

a

kind

of

pollution.·Noise

can’t

make

people

sick.·Nowadays,

few

countries

are

trying

to

solve

all

sorts

of

pollution

problems.1bReading1aagainandthenfinishthefollowingtasks.Giveapropertitletothispassage._________________Changethefollowingsentencesintoonesthathavethesamemeanings.Notallpeopleknowthatnoiseisalsoakindofpollution.

________________

know(s)noiseisakindofpollution____.b.ManyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo.InAmerica,manyteenagers’hearingis______________

65-year-oldpeople’s.NoisePollutionNoteveryone_aswellasweakas3.Whichofthefollowingcandoharmtopeople’shearing?Check()them.()a.printingnewspapersandbooks()b.livingnearairports()c.throwingrubbisharound()d.makingalotofnoiseinpublic()e.livingveryclosetoabusystreet()f.listeningtoloudmusicRetellthepassageusingthefollowingwords.airpollution→noise→akindofpollution→godeaf→havehearingloss→nobetterthan→trytosolve→1C

Pair

workDiscuss

which

paragraphs

of1athefollowingstatements

belong

to.People

working

in

a

sawmill

for

a

long

time

may

go

deaf.Chinaistryingtosolvetheproblemsofnoisepollution.Therearemanykindsofpollutionintheworld.Buildinghousesatnightdisturbsthepeoplenearby.(2)(3)(1)(2)用所给词的适当形式填空。It

was

__________(report)

that

Liu

Xiang

would

take

part

in

the

next

Olympics.Look!

There

is

a

little

boy

__________(play)

soccer

on

the

playground.Noise

pollution

can

cause

people

____________(become)sickordeaf.4.It’sapitythatsuchabeautifullake

____________(go).5.Peoplewhoworkandlivein___________(noise)conditionsmaygodeaf.reportedplayingto

becomehavegonenoisyUsefulexpressions·…pollutionisharmfultopeople’shealth.·Quiteafewpeoplelivingnearairportsalsohavehearingloss.·…canhearnobetterthan65-year-oldpeopledo.·…itcanevencausethemtobecomesickordeaf.Homework2.WrittenworkWritealettertothenewspaperabouttheproblemofpol