Unit2Lesson8WhyArePlantsImportant?1.能熟悉并能正確運(yùn)用本課時的重點(diǎn)單詞和短語2.能掌握并運(yùn)用

Itispleasanttodosth和can't...without...

這兩種句型3.了解植物的重要性，愛護(hù)植物預(yù)習(xí)檢測1.—The

T-shirt

feels

soft.—Yes.

It

silk.

A.is

made

of

B.is

made

in

C.is

made

by

D.is

made

for

2.

the

sun’s

heat

or

light,

there

would

be

no

life

on

the

earth.

A.Under

B.For

C.With

D.WithoutAD新課導(dǎo)入1.Whatplantsgrownearyourhome?2.Whydoweneedtreesandplants?TalkaboutthesetwoquestionsingroupsFreeTalkCompletethepassagewiththecorrectformsofthewordsinthebox.Thentrytoretellthedialogue.pleasantshadebasicforestcoverP212Task1Abasicneedissomethingwecan’tlivewithout.Canyoulistsomebasicneedsofpeople?foodwaterclothing…shelterHowcanplantshelppeople?Let’slistentoaconversationfirst.Treesaregoodfor___________.Treesareimportantto__________.25%Treesareimportantto__________.標(biāo)題文本預(yù)設(shè)Whyaretreesimportant?environmentanimalspeopleReadthelessonandticktheitemsmentioned.Task2…很愉快滿足…的需求從…獲取能量把…變成…由…制成把…搬(移)走總之，一句話沒錯,確實(shí)是Lookoutthefollowingexpressionsinthepassage.Task3pleasantfulfillshade基本的bottombasiccover使人愉快的pleasant滿足，完成土壤陰涼處Brian:That’sforsure.Peopleusetreesandotherplantsinmanyways.Thetreesandplantstakeenergyfromthesunandturnitintofood.Medicineandclothingarealsomadefromtreesandplants.Jenny:Theforestisimportanttoanimals,too.Manyanimalsliveintheforestandeatthefruitfromthetrees.Theyeatotherplants,too.Brian:Andplantscoverthesoil.Thatway,thewindandwaterdon’tcarry

thesoilaway.Plantsalsomakeeverythinglookbeautiful.Danny:Inaword,

wecan’tlivewithoutplants！

LanguagepointsIt’s

pleasant

towalkintheforest.在森林里散步是令人愉悅的。?

pleasant意為“使人愉快的；舒適的”，既可作表語也可作定語，多用于描

述人或事物的性質(zhì)。It’spleasanttodosth.意為“做……很愉快”?！鵗hisisapleasantjourney.這是個令人愉快的旅行?！鵌t’spleasanttoliveinbeautifulsurroundings.

生活在優(yōu)美的環(huán)境里是令人愉快的。

Workinpairs.Thinkaboutwhyweneedplants.Discussitandfillinthemindmap.YoucanusesomeideasfromActivity1.Environment：____________________Clothingandschoolthings：_____________________Shelter：______________Foodormedicine：____________________Functionsoftrees(plants)31.Donutsdon’tgrowontrees.2.Peopleusetreesandotherplantsinmanyways.3.Thetreesandplantstakeenergyfromthesunandturnitintofood.5.Thatway,thewindandwaterdon’tcarrythesoilaway.6.Inaword,wecan’tleavewithoutplants.pleasure快樂※Withpleasure.樂意效勞?！鵌t’sapleasuretomeetyou.認(rèn)識你很高興。pleasing令人滿意的please取悅；使……高興pleased高興的，只用于人，不用于物，指某人滿足了自己的愿望而感到高興。※I’mverypleasedyoucancome.你能來我非常高興。

2.Whentheweatherissunnyandhot,youcansitintheshade

underatree.當(dāng)天氣晴朗、炎熱的時候，你可以坐在樹蔭下。?

shade樹蔭，陰涼處※Temperaturesintheshadecanreachforty-eightdegreesatthistimeofyear.一年中的這個時候，陰涼處的溫度能達(dá)到48攝氏度?！鵚hatapleasantshadethesetreesgiveus!這些樹底下多么陰涼舒服呀!一、詞語運(yùn)用1．Foodisour________(基本的)need.2．Theyhavea________(令人愉快的)trip.3．Peopleliketohavearestinthe________(陰涼處)ofthetree.4．Treesandotherplantshelpus________(滿足)someneeds.5．Theairisalwayscleanandfreshinthe________(森林)．basicpleasantshadefulfillforest(s)當(dāng)堂小練FastReadingIt’spleasantto…intheshadegrowontreesfulfillone’sneedstakeenergyfrombemadefromcarry....awayinaword1.They

helpusfulfillourbasicneeds.它們幫助我們實(shí)現(xiàn)基本需求。?help幫助

help(sb.)(to)dosth.幫助（某人）做某事helpsb.withsth.(在某方面幫助某人)常與helpsb.(to)dosth.(幫助某人做某事)進(jìn)行同義句轉(zhuǎn)換?！鵗hecleanerhelpscleanthefloor.這臺吸塵器有助于清潔地板。

※JacklikestohelphissisterlearnEnglish.=JacklikestohelphissisterwithEnglish.杰克喜歡幫助他的妹妹學(xué)習(xí)英語。

重點(diǎn)單詞：pleasant，shade，fulfill，basic，soil重點(diǎn)短語：bemadefrom…，carryaway，inaword重點(diǎn)句子：Theyhelpusfulfillourbasicneeds.Medicineandclothingarealsomadefromtreesandplants.Inaword,wecan’tlivewithoutplants!課堂小結(jié)單項選擇Plantscoverthesoil.Thenthewindandwaterdon