Unit13

Unit13-We’re-trying-to-save-Section-A-1a--2d精选英语教学PPT
Unit13-We’re-trying-to-save-Se
1.Weshouldputupnoticetostopfrom______(乱扔).
2.Theteacheraskedustofindawaytopickupthecoinsatthe
_______(底部)ofthebottle.
3.Therearenomorefishfor__________(渔夫)tocatchintheriver.
4.Weshouldtakethepaperbagstogoshoppinginsteadofthe
______(塑料)ones.
5.Couldyoupleatellusanother__________(优点)ofridingbiketo
work?
【检查预****br/>litter
bottom
fisherman
plastic
advantage
1.Weshouldputupnoticeto
noipollution
airpollution
waterpollution
1a.Writethewordsrelatedtodifferentkindsofpollutionintheboxbelow.
(Pairworkorgroupwork)
loudmusiccarsrubbishplanes
litteringshipsfactoriessmoking
buildinghousmobilephones
____________________________________________
________________________________________________
____________________________________________
loudmusic
cars
rubbish
planes
littering
ships
factories
smoking
buildinghous
mobilephones
noipollutionairpollutionwa
1b.Listenandcompletethentences
reallydirty
rubbish
fish
litter
waste
government
clodown
cleanup
1b.Listenandcompletethe
Unit13-We’re-trying-to-save-Section-A-1a--2d精选英语教学PPT
1.Theairisbadlypollutedbecauthereare__________ontheroadthedays.
2.Factoriesthatburncoalalso_________theairwithalotofblacksmoke.
3.Thereisalsotoomuchrubbishandwaste.People_______________
thingveryday.
4.Peoplearealsolitterin_______likeparks.Thisisturningbeautifulplacesintouglyplaces.
2aListentotheinterview.thekindsofpollution
thatJasonandSusantalkabout.
A.wastepollutionB.airpollutionC.noipollutionD.waterpollution
Circle
2b.Listenagainandcompletethentences.
○
○
littering
morecars
pollute
arethrowingaway
2aListentotheinterview.
Readtheconversationquickly,findouttheanswer
tothequestion.
Whatkindsofpollution arementionedinthisconversation?
2d.
Airpollutionandwastepollution.
2.Readtheconversationagainandcompletetheblanks.
Takethebusorsubwayinsteadofdriving;
rideabike.
bringabagtogoshopping;
onlyuwoodenchopsticksorplastic
forksathome;
Throwrubbishinthebins…
Whatkindsofpollution are
Unit13-We’re-trying-to-save-Section-A-1a--2d精选英语教学PPT
1.Wearetryingtosavetheearth.我们正在努力拯救地球。
【解析】trydoingsth尝试做某事(不一定付出很大努力)
trytodosth尽力做某事(强调付出一定的努力设
法完成)
想一想?尽某人最大的努力做某事try_______________
2.Butitudtobesoclean.但它过去是如此干净。
【解析】udto的意思是___________,其中to是不定式符号,不是
介词,所以其后要接____________。
beudto的意思是__________,其中to是介词,其后要接
__________
【合作探究】
one’sbesttodosth.过去常常做某事
动词原形
doing
2.He____gooutwithhisparents,butnowhe____stayingathomealone.
A.udto;isudtoB.isudto;udto
C.uto;isudtoD.isudto;isudto
√
1.Wearetryingtosavethe
—HowmuchisthetickettoCentralPark?
—Aone-wayticket______$40,andyoucan______another$20for
around-trip.
A.costs,payB.cost,spendC.pay,spendD.spends,pay
【合作探究】
3.It’sgoodforhealthanditdoesn’tcostanything!它对身体有好处并且不会花费任何东西。
costvt.1.花费;价格为;
【拓展】take/spend/cost/pay的用法都可以表示“花费”,但用法却不尽相同。①spend的主语必须是______,常用于
___________________________________________________
②cost的主语是物或某种活动,还可以表示“值”,用于
____________________________________________________
(注意:cost的过去式及过去分词都是cost,并且不能用于被动句。)
③take后面常跟双宾语,常见于_____________________________________________
④pay的基本用法是:_____________________________________________________
人
Sb.spendtime/moneyonsth.
Sb.spendtime/moneydoingsth.
costsb.money.
Ittakessb.sometimetodosth.
paymoneyforsth.
√
—Howmuchistheticket