Module12SaveourworldUnit2课件外研版（2012）英语九年级上册

Unit2Module12SaveourworldTosummarizethesolutionsonsavingenergyandprotectingenvironmentTomakesuggestionsandgivereasonsusingbecause,soandsothat学习目标TolearnsomekeywordsandusefulexpressionsaboutenvironmentLeadinDoyoubuynewclothesjust

becausetheyaremodern?WarmingupDoyouturnoffthelights

whenyouleavetheroom?WarmingupDoyoutakeyourownclothbag

whenshoppingandnotaskforaplasticbag?ReduceWarmingup前缀含义例词mis-错误地mislead,misunderstandnon-不,非non-smoker,non-nativere-再,重复rewrite,retellun-不unable,unhappy,unpopular2)常见后缀后缀功能例词-er,-or构成名词teacher,worker,visitor-ianmusician-ingbuilding,painting,shopping,meaning-istartist,scientist新课讲解3Readthepassageandanswerthequestionsinthefirstpart.新课讲解4Check(√)thesuggestionsthatarementionedinthepassage.Orderfoodthatyoucanfinish.2.Uselesselectricityathome.3.Learnwaystorecyclerubbish.4.Usepapercupsandpaperbags.5.Repairthings.6.Dividerubbishintodifferentgroups.7.Collectwasteorrubbishtoraisemoney.8.Burnthingstosaveenergy.√√√√√此类文章中常用句型：祈使句：Do…Donotdo…Let’s…特殊句式：It’sbettertodosth.It’sbetterthandoing…情态动词:Wehaveto…Task2Underlinethesentencestomakesuggestions.关掉处理divide…into…把……分成……beharmfulto…对……有害照顾throwaway:扔掉；丢弃change…into…把……变成……许多期待……takesteps:采取措施Payattentiontotheexpressions.Readthepart–Recycle

andanalyzethestructureofthisparagraph.WhatWhyHow①②③StructureRecycleWhatchange…into…WhyAlthough…,it’sbetterthan…Howrecyclingpolicybuyrecycledproductsdividerubbish3.Weallneedahealthyenvironment，butweproducewasteeveryday，anditisharmfultoourenvironment.

我们都需要一个健康的环境，但是我们每天生产垃圾，这对我们的环境有害。

harmful是形容词，意为“有害的”，反义词是harmless(无害的)。beharmfulto意为“对……有害”，相当于bebadfor/doharmto。[例句]smokingisharmfultoourhealth.=smokingdoesharmtoourhealth.

吸烟对健康有害。[造句]Junkfoodisharmfultoteenagers.垃圾食品对青少年有害。4.Eventhoughallofthephotosareexcellent,wearesorrytosaythatwecannotgiveprizestoeveryone.

as...aspossible意为“尽可能……”，和as...assbcan同义。在as...aspossible结构中，两个as之间要用形容词或副词的原级。[例句]

Pleasecomehereassoonaspossible.

＝Pleasecomehereassoonasyoucan.请尽快来这里。[造句]Hedoeshomeworkascarefullyaspossible.他做作业尽可能地细心。新课讲解ReuseMany

people

likedisposablecutlery（一次性餐具）becausetheydon’thavetowashup.Butitisn’tgreen.Bringyourownchopsticksfromhomeandreusethem.Don’tusedisposablecupsorplates,either.RecycleWealleatanddrinkatschooleveryday,sothereareplentyofwrappers,bottlesandcanstodisposeof.Butdon’tjustthrowyourbottles,wrappersandcansintherubbishbin—supporttheschool’srecyclingprogramme!Putpaper,plastic,glassandmetalintherecyclingbins.Followthesestepsandwe’llallhaveagreenschool!新课讲解

Itisbettertousechinacupsandbowls...PointLanguagepoints1作不定式的形式主语eg：It'snoteasytogethimtochangehismind.

让他改变主意不容易。作that引导的从句的形式主语eg：Itisobviousthatwecan'tgoonlikethis.

我们显然不能像这样继续了用瓷杯和瓷碗更好……it在这里作形式主语。作whether,when,what等引导的句子的形式主语eg：Itdoesn'tmatterwhetheryougoornot.你去不去没关系。作动名词的形式主语eg：Itwasniceseeingyou.看见你真好。Wethrowtonsofrubbishawayeachyear,andwehavetomakeachange.Divideyourrubbishintoplastic,glass,paperandrubber.Developarecyclingpolicyforthewholecommunity.Buyproductssuchasrecycledpapertohelpsavetrees.ReadingandvocabularyWecannothopeforrapidchange,butlet’stakethesesimplestepstodaysothatwewillsavetheworldforourgrandsonsandgranddaughterstomorrow.takesteps“采取措施”Ⅰ.Readthepassagequicklyandchoosetherightanswer.1.Thepassagemaycomefrom__________.A.amenuB.adictionaryC.astorybookD.amagazine2.Whatisthepassagetalkingabout?Weproducewasteeveryday.Weshouldreduce,reuseandrecycletomakeourworldgreen.Wecanhopefortherapidchangetosavetheworld.Dividerubbishintodifferentgroups.Readingandvocabulary4.Doyoudividethewasteintothingstorecycleandthingstothrowaway?

你把垃圾分为可回收和需丢弃的吗？

e.g.Divide

thecakeintofourparts.

把蛋糕分成四份。

dividev.

分配；分开常用结构：divide...into...把……分成……；表示把一个整体分成几部分throwaway扔掉；丢弃“动词+副词”型短语，跟代词作宾语时，代词放throw与away之间；跟名词作宾语时，名词既可位于throw与away之间，也可位于away之后。e.g.Themilkhasgonesour.Pleasethrowitaway.

牛奶变质了。请把它扔了吧。

2.Howcanthesethingsbereused?Recycledpapercanbeusedfornotebooks,ticketsorwritingpaper.Oldclothescanbe…3.Howdoesthishelptheenvironment?Itcansaveenergy…4.Haveyoueverrecycledorusedthingsthatcanberecycled?How?

…Completetheconversationwiththecorrectformoftheexpressionsinthebox.begoodforthrowawayturnoffworryaboutMike:Ihearyouareoffto