英语人教版八年级下册unit 7 section B 2a-3b .ppt

Unit7What sthehighestmountainintheworld SectionB23a Selfcheck Summary Importantphrases feelfreeasfarasIknowinthefaceofeventhoughatbirthuptorunoverwalkintofalloverorso 随意就我所知面对 问题 困难 即使 虽然出生时到达跑上前去 跑过去走路时撞着绊倒大约 Importantsentences What sthehighestmountainsintheworld Qomolangma HowlongisQomolangma It s8 844 43metershigh It shigherthananyothermountain Whichisthedeepestsaltlakeintheworld TheCaspianSeaisthedeepestofallthesaltlake DidyouknowthatChinaisoneoftheoldestcountriesintheworld Yes Idid It smucholderthantheUS 1 cmtaller shorter2 much even alittle less 比较级 timesmorethan Talkabouthowtoprotectpandas Importantstructures 鲸的体型是世界上存在的动物中最大的 鲸是终生生活在水中的哺乳动物 对水的依赖程度很大 以致它们一旦离开了水便无法生活 鲸形状像鱼 鼻孔在头的上部 用肺呼吸 体长可达三十米 是现在世界上最大的动物 对于鲸鱼你知道多少 鲸为适应水中生活 减少阻力 它们的后肢消失 前肢变成划水的浆板 身体成为流线型 酷似鱼 因而它们的潜水能力很强 小型齿鲸可潜至100 300米的水深处 停留4 5分钟 长须鲸可在水下300 500米处待上1小时 最大的齿鲸 抹香鲸能潜至千米以下 并在水中持续2小时之久 Readthefollowingwordsandphrasesaboutwhales Puttheminthecorrectplaceinthechart 1 Humanscatchwhalesformeat fatandoil2 Eatsmallfishandothersealife3 Jumphighoutofthewater4 Rulesonwhaleprotection5 Huge6 Waterpollution 3a 7 Liveinthesea8 Somekindshaveteeth9 Learnmoreaboutwhales10 Stopputtingrubbishintothesea11 Singsongs12 Whalepartssoldtomakethingslikescandlesandsoap 58 7 2 311 1612 491011 Writeaparagraphaboutwhalesandwhytheyneedtobeprotected Usetheinformationin3a Thenmakeaposter 3b Whalesare Theylivein Theyeat Theycan Oneinterestingfactis Anotherinterestingfactis Somekindsofwhalesareindangerbecause Weshouldprotectwhalesfrom Ithinkpeopleshould shouldn t Selfcheck 1 Completethechart higher highest moredangerous mostdangerous longer longest morepopular mostpopular 2 Matchverbsandobjects Thenaddonemoreobjecttoeachlist myfamily goodresults thetheater 3 Circlethecorrectwordand orfillintheblankwiththecorrectformofthewordinbracketsforeachsentence 1 Anelephantweighs few many timesmorethanadog 2 Anadultpandacaneat much alittle morethanacat 3 Canadaisa little lot less crowded thanChina 4 Atigeris much alittle strong thanaman crowded stronger 1 Thebiggest intheworldistheSahara 2 Theriveristoo toswimin 3 Chinaisoneof civilizations 文明 intheworld 4 The ofthefastestanimalis120kilometersperhour 5 What doyouneedforyourcoat Iwantalargeone Exercises desert dirty theoldest 一 根据句意 用适当的词填空 speed size 二 用括号内单词的适当形式填空 1 Jimisvery LiLeiis thanJim hungry 2 Kate smooncakesare ofall nice 3 Yourboxis thanmine Buthisis ofthethree heavy 4 Unit2isquite Unit3is thanUnit2 It s inModule1 hard 5 ThisTVplayis thanthatone good hungry hungrier nicest heavier heaviest hard harder thehardest better 6 Mymotherisvery Sheis inmyfamily busy 7 Linglinggetstoschool thantheothers early 8 ShespeaksEnglish inourclass well 9 Lucyjumpedquite far 10 IthinkEnglishisas asChinese important 11 Thispictureis ofthefour beautiful 12 Lucydid thanLily bad busy busiest earlier best far important themostbeautiful worse 三 单项选择 1 Mybrotheris moreoutgoingthanme A manyB littleC much2 October12thwasoneof daysin2005 Shenzhou VIwaslaunched 发射 successfully A excitingB moreexcitingC themostexciting3 Whichcityis Beijing ShanghaiorFuzhou A beautifulB themostbeautifulC morebeautiful C C B 4 childrenthereareinafamily theirlifewillbe A Theless thebetterB Fewer richerC Thefewer thebetter5 Mobilephonesareverypopularnowandtheyare thanbefore A cheapB cheaperC thecheapest6 Inourcity it s inJuly butit seven inAugust A hotter hottestB hot hotC hot hotter C B C 7 Jack shandwritingisas asMike s A goodB betterC best8 Wecandotheworkbetterwith moneyand people A little fewB less fewerC fewer less9 Jimisthetalleststudentino