英语人教版八年级下册Unit 7 Section B 2 3a-Self che.ppt

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1、Unit7Unit7What'sthehighestmountainintheworld?SectionB23a-SelfcheckSummaryImportantphrases: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’sthehighestmountainsin

2、theworld?Qomolangma.HowlongisQomolangma?It’s8,844.43metershigh.It’shigherthananyothermountain.Whichisthedeepestsaltlakeintheworld?TheCaspianSeaisthedeepestofallthesaltlake.DidyouknowthatChinaisoneoftheoldestcountriesintheworld?Yes,Idid.It’smucholderthantheU

3、S.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

4、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.Jumphighouto

5、fthewater4.Rulesonwhaleprotection5.Huge6.Waterpollution3a7.Liveinthesea8.Somekindshaveteeth9.Learnmoreaboutwhales10.Stopputtingrubbishintothesea11.Singsongs12.WhalepartssoldtomakethingslikescandlesandsoapWhatdotheylooklike？Wheredotheylive?Whatdotheyeat?What

6、cantheydo?Whydosomeofthemhavetobeprotected?Howcanweprotectedthem?58723111612491011Writeaparagraphaboutwhalesandwhytheyneedtobeprotected.Usetheinformationin3a.Thenmakeaposter.3bWhalesare…Theylivein…Theyeat…Theycan…Oneinterestingfactis…Anotherinterestingfacti

7、s…Somekindsofwhalesareindangerbecause…Weshouldprotectwhalesfrom…Ithinkpeopleshould/shouldn’t…Selfcheck1.Completethechart.AdjectivesComparativesSuperlativeshighdangerouslongpopularhigherhighestmoredangerousmostdangerouslongerlongestmorepopularmostpopular2.Ma

8、tchverbsandobjects.Thenaddonemoreobjecttoeachlist.VerbsObjects1.reacha.mylife,mymoney,…2.achieveb.thetopofamountain,thelibrary,…3.riskc.mydream,success,…myfamilygoodresultsthetheater3.Circlethecorrectw