UNIT4OurWorldTopic1PlantsandanimalsareimportanttousSectionDMianchiNo.4MiddleSchoolRenWanxia第1頁(yè)pandablue

whalebearChinese

tigerwolf第2頁(yè)Listentothetapeandanswerthequestions1.Whatdopandasfeedon?2.Istheelephantthelargestanimalintheworld?3.Whatdohumansdotoputbluewhalesindanger?4.WhyareChinesetigersindanger?Theyfeedonbamboo.No,itisn’t.Humanskillbluewhalesandmaketheoceandirtier.Becausesomepeoplekillthemfortheirfurandbones.第3頁(yè)第4頁(yè)P(yáng)ayattentiontothenewwordsandthephraseswildindangerwolffurbearbonebamboosouthwestlandinthesouthofChinakill第5頁(yè)SouthwestChinabamboolandReadpart1againandretellthepassage第6頁(yè)

oceanseaanimalstheoceanwater第7頁(yè)

thesouthofChina.(華南）thesmallanimals.killfurandbones第8頁(yè)Readthepassageagain,andfillintheblankswiththecorrectformsofthewords

fewlargelittlekillheavydangeroussmalloldfurPandasliveintheforestsandmountainsofSouthwestchina.theyfeedonBamboo.butnowtheyhave_____and_____landtoliveon.Pandasarebecoming______and______innumber.What’sthe_______animalintheworld?Theelephant?No,it’sthebluewhale.BlueWhalesliveintheocean.Theyarethelargestand_________animalsintheworld.Buttheyfeedonthe_________seaanimals.Nowtheyareindangerbecausesomehumans_____whalesandmaketheoceanwaterdirtier.Chinesetigerliveinthesouthofchina.theyarethe______typeoftigerslivingintheworld.Theyfeedonsmallanimals.somepeoplekillthemfortheir_____andbones.Theyarein_______.lesslessfewerheaviestlargestsmallestfewerkilloldestfurdanger第9頁(yè)Sumuptheusageofcomparativeandsuperlativedegreesofadjectives.形容詞，有三級(jí)。原級(jí)、比較、最高級(jí)比較級(jí)上加er，最高級(jí)上加est。若它發(fā)音節(jié)多，more和most記心上。二者之間比較級(jí)。比較連詞要用than三者以上最高級(jí)，后加of/in短語(yǔ)第10頁(yè)請(qǐng)寫出以下形容詞比較級(jí)和最高級(jí)clean______________________quiet______________________fresh______________________dirty______________________noisy______________________green______________________tall______________________busy______________________wide______________________cleanercleanestquieterquietestfresherfreshestdirtierdirtiestnoisiernoisiestgreenertallestbusierbusiestwidestwidertallergreenest第11頁(yè)Workingroup:Discussthedifferencesbetweenthecityandthecountryside.Usethecomparativedegreesofadjectives.Thefollowingpicturesandthewordsmayhelpyou.第12頁(yè)citycountrysidecleanerquieterfresherdirtiernoisiergreenertallerbusierwider第13頁(yè)Exercise2.Writedownapassageaccordingtothewordsandthepicturesonyourexercisebook.第14頁(yè)．比較級(jí)特殊句型

比較級(jí)應(yīng)注意問題比較級(jí)最高級(jí)和基本句型使用方法口訣形容詞比較級(jí)和最高級(jí)比較級(jí)和最高級(jí)組成第15頁(yè)形容詞比較級(jí)與最高級(jí)組成：1.)單音節(jié)形容詞比較級(jí)和最高級(jí)形式是在詞尾加-er和-est組成2)以-e結(jié)尾單音節(jié)形容詞比較級(jí)和最高級(jí)是在詞尾加-r和-st組成以3）-y結(jié)尾,但-y前是輔音字母形容詞比較級(jí)和最高級(jí)是把-y去掉,加上-ier和-est4）以一個(gè)輔音字母結(jié)尾其前面元音字母發(fā)短元音形容詞比較級(jí)和最高級(jí)是雙寫該輔音字母然后再加-er和-est.5多音節(jié)形容詞比較級(jí)在其前加more和most組成

.比較級(jí)和最高級(jí)組成第16頁(yè)由“……形容詞比較級(jí)+than．．．”組成。Heistallerthanabouthisbrother比較級(jí)最高級(jí)和基本句型第17頁(yè)1）為了防止重復(fù),those代替復(fù)數(shù)名詞,that代替單數(shù)或不可數(shù)名詞。TheplantsincountrysidearegreenerthanthoseincityTheweatherinBeijingiscolderthanthatinHainan2)當(dāng)比較對(duì)象屬于同