辨析:so...that...与sothatso...that...意为“如此……以至于……”，引导结果状语从句，so后面接形容词或副词，that后面接从句，so和that要分开。sothat意为“以便于；为了”，通常引导目的状语从句，从句中通常有情态动词can，could，may，might等。主句在前，从句在后，且主句和从句之间没有逗号隔开。学会运用1:Iwas_______sleepy_______Icouldhardlykeepmyeyesopen.A.notonly;butalso B.either;orC.both;and D.so;that学会运用2:—IthinkIamtheshyestinmyclass.WhatshouldIdo?—Bemoreactiveinclass_______youcanimproveyourabilitytoexpressyourself.A.sothatB.unlessC.orD.althoughDA学会表达3:那个女孩非常有创造力，总能想出新主意。Thegirlis___________creative___________shealwayscomesupwithnewideas.sothatWelcometotheunitUnit7ThenaturalworldAKittyislearningaboutecosystems.Readthefactsbelowwithherandticktheonesyoualreadyknow.Halfoftheworld‘sanimalsandplantsliveinrainforests.Coral/k?r?l/reefs/ri?fs/looklikerocks,buttheysupportalotoflifeinjustasmallarea.~~~~①支持；拥护②帮助；援助③资助；扶养√Grasslandsoftenliebetweendesertsandforests.Thepolariceishometoanimalslikepolarbearsandpenguins/pe?ɡw?nz/.√思考：Doyouknowwhethercoralsareanimalsorplants?Coralsareanimals,becausetheycan’tmaketheirownfoodlikeplantsdothroughphotosynthesis（光合作用）.Theyhavetinytentacles（触须）tocatchfood,suchasplankton（浮游生物）.BKittyandDavidaretalkingaboutecosystems.Workinpairsanddiscussthetopic.Usetheconversationbelowasamodel.Kitty:Doyouknowanythingaboutecosystems/i?k??s?st?mz/,David?David:Iknowthatgrasslandsindifferentplacesarehometodifferentanimals.InInnerMongolia,therearehorsesandcows,butinAfrica,therearelionsandgiraffes.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~长难句分析：这是一个含宾语从句的复合句。主句主语是I，谓语是know，thatgrasslandsindifferentplacesarehometodifferentanimals是宾语从句；从句中的indifferentplaces是介词短语作后置定语，修饰grasslands。Kitty:Oh,really?Doyouknowanythingaboutdeserts?David:Well,it