冀教版英语八年级下册lesson 11amazing plants.ppt

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1、Howmanyplantscanyouname?Haveyoueverheardaboutanyspecialplants?PlantPlaceFeatureSouthAmerica,ChinaandOthercountries.Whensomethingtouchesitsleaves,theycloseuptightly.Afterafewminutes,theyopenupagain.Aflyingflower?Lookatthisplant.Itsflowerslooklikeegrets.Whatareegr

2、ets?Theyareakindofbird.Becausethisplant'sflowerslooklikeflyingegrets,peoplecallittheegretflower.ItgrowsineasternAsia.Isn'titbeautiful?Egretflower白鹭花Canplantsbeshy?Weallknowthatpeoplecanbeshy.Buthowcanaplantbeshy?Whensomethingtouchesthisplant'sleaves,theycloseupt

3、ightly.Afterafewminutes,theleavesopenupagain.Thisplantisfunforsmallchildrentoplaywith.Mimosaflower含羞花Whenitcomestolaughing,thistreeisreallyfunny.Thisisbecausethefruitofthistreehasaholeinit.Ifthewindblows,thisamazingtree“laughs”.Whatmakesatreelaugh?Whenpeoplefirs

4、thearitlaughing,theyareusuallysurprisedandbegintolaughalongwiththetree.ItgrowsinthemiddleofAfrica.Laughingtree哈哈树Lookatthisplant.ItgrowsinthesouthwestofAfrica.Likemostplants,ithasroots.ButitCanafossilbealive?hasonlytwoleavesandastem.Itstwoleavescontinuetogrowfor

5、itswholelife.Doesitlookold?Thisplantcanliveaslongas1500years,sopeoplecallitalivingfossil.Welwitschiamirabilis百岁兰百岁兰，分布于安哥拉及非洲热带东南部，生于气候炎热和极为干旱的多石沙漠、枯竭的河床或沿海岸的沙漠上，以能适应极端气候和纺纱故土的特点而闻名。2.Lookat&see&watch&readlookat看着，look为不及物动词，与at连用。eg.lookattheblackboardsee看见，强调看

6、见的结果eg.Ican’tseeanything.watch观看，观赏eg.watchthemoonwatchthematchread读，看书、报、杂志等eg.readbooksreadnewspaper1.name:n.名字，姓名What’syourname?v.命名Icannamemanykindsofflowers.back4.closeup“合起来，收起来”“暂停营业”Theshopclosesuponweekends.“堵塞，阻塞”Theroadisclosedupwithheavysnow.openup“张

7、开，打开”“开业”“开放”3.callittheegretflowercall+sb./sth.+宾补“称呼某人/某物为…”Eg.WecallherMissLiu.back6.Surprisedbesurprisedat对…感到惊讶Eg.Wearesurprisedatthesurprisingnews.5.Whenitcomesto“当提到，就…而论”，其中to为介词，后接名词、动名词作宾语。Eg.WhenitcomestoEnglish,Iwanttocry.Whenitcomestorunning,Ifeelti

8、redimmediately.7.Alongwith“和…一起”Eg.Pleasesingthesongalongwithme.Mybrothersentmymothersomephotosalongwithherletter.我哥哥在信中附寄了一些照片给妈妈。back7.Inthemiddleof“在…中间；在…中部”其后常接表