八年级英语下册 Unit 8 Save Our World Lesson 44 Environmen

Unit8SaveOurWorldLesson44Ⅰ.根据汉语提示写出下列单词或短语1.减少v.______2.可重复使用的adj.________3.污染;弄脏v.______4.跳跃;跳绳v.____5.包装n._________reducereusablepolluteskippackaging6.渗漏的adj._____7.浪费v.&n._____8.公升n.____9.水槽;水池n.____10.电n._________11.关上;合上v.____leakywastelitersinkelectricityshut12.protect是动词“保护”的意思,其名词形式是_________13.little的比较级是___,最高级是____14.turnoff的意思是“关上”,其反义词是_______,意为“打开”,代词要放在中间,比如“把它关上”为_________protectionlessleastturnonturnitoff15.看见某人做某事_______________16.合作_____________17.扔掉___________18.鼓励某人做某事______________________19.既不……也不……________________seesb.doingsth.worktogetherthrowawayencouragesb.todosth.neither...nor...Ⅱ.根据汉语提示完成下列句子1.当你购物时,请自带购物袋。Bring_________bagwhenyou___________.2.当你不用它们时,关掉电脑和电视。________thetelevisionand_________thecomputerwhenyouarenotusingthem.yourowngoshoppingTurnoffshutdown3.你知道一个漏水的马桶每小时能够浪费20到40公升的水吗?Didyouknowthata_____toiletcan_____20to40litresofwateranhour?leakywasteⅢ.ReadLesson44:EnvironmentClubsandanswerthequestions1.Whatdostudentsusuallydoinanenvironmentclub?__________________________________________________________________Theyusuallyworktogethertoreducepollutionandprotecttheenvironment.2.Ifyouwanttoreducepackaging,whatdoyouneedtobringwhenyougoshopping?______________________Yourownshoppingbag.要点1throwaway扔掉,丢掉Step1难点·探(1)throw的过去式是什么?(2)throwaway是什么结构的短语?(3)throwaway后面接名词或者代词时,是怎样的位置关系?Step2语境·悟*Howmuchgarbagedoyouthrowawayafterlunch?午餐后你丢掉多少垃圾?(P116)*Hethrewawaytherubbishwhenhewentout.当他出门的时候他把垃圾扔了。*Thebagcanbereused.Don’tthrowitaway.这个袋子可以被重新利用,不要把它丢了。Step3知识·得(1)throw的过去式是______。(2)throwaway是动副结构的短语,意为“扔掉,丢掉”,当宾语是名词时,放在throw和away的中间或后面均可;但是,当宾语是代词时,必须放在throw和away的_____。threw中间【拓展】常见动副结构的短语Step4考点·练①请帮助我扔掉这些垃圾。Pleasehelpme___________therubbish.②Thecupwasbroken.Sohe______(throw)itaway.③Idon’tneedtheseclothesanymore.Wecan______________(捐赠).throwawaythrewgivethemaway要点2wastev.&n.浪费;adj.浪费的Step1难点·探(1)waste作为不同的词性时,分别是什么意思?(2)waste的反义词是什么?常构成哪些短语?Step2语境·悟*Didyouknowthataleakytoiletcanwaste20to40litresofwateranhour?你知道一个漏水的马桶一小时能浪费20到40公升的水吗?(P116)*Don’tthrowthewastewater.Iwilluseittocleanthefloor.不要倒掉废水,我将用它来清洗地板。Step3知识·得(1)waste作动词,意为“浪费”,其反义词为save。常见短语:waste...on/over...,意为“在……上浪费”;wastetime(in)doingsth.,意为“浪费时间做某事”。(2)waste作名词,意为“浪费;废弃物”,既可作可数名词,也可作不可数名词,常见结构awasteof...意为“浪费……”。(3)waste作形容词,意为“浪费的,废弃的”,修饰名词。Step4考点·练①Mymotherthinksitisa_____(浪费)oftimetoplaycomputergames.②(2018·遂宁中考)Moreandmorepeoplehaverealizedthatweshouldn’t_____(浪费)food.③我们可以重新利用废水。__________________________wastewasteWecanreusethewastewater.