Unit5Lesson30課件英語冀教版九年級全一冊

Unit5Lesson30ScienceAffectsUs1.學(xué)習(xí)目標(biāo)3.重點(diǎn)探究2.自主學(xué)習(xí)學(xué)習(xí)導(dǎo)航5.當(dāng)堂檢測6.課堂總結(jié)4.拓展提升

新課導(dǎo)入Watchascienceexperiment.學(xué)習(xí)目標(biāo)1.掌握重點(diǎn)單詞：mobilephone,suggest,affect,discovery2.掌握詞組：toone'ssurprise,pushup,pushdown,enjoydoing3.suggest的用法4.對自然有更多的了解，并且在生活中建立對科學(xué)的觀點(diǎn)自主學(xué)習(xí)mobilephone[m?ubailf?un]n.

移動電話；手機(jī)e.g.Whatareyoudoingtherewithyourmobilephone?telephoneaffect[?'fekt]vt.影響，后接名詞或代詞作賓語e.g.Hisopinionwon'taffectmydecison.辨析：influence指對行為、性格、觀點(diǎn)等長時間、潛移默化的影響affect較直接的影響，也表示不良影響development[d?'vel?pm?nt]n.發(fā)展e.g.Educationiscentraltoacountry'seconomicdevelopment.記憶：develop＋mentdiscovery[d?'sk?v(?)r?]n.發(fā)現(xiàn)；發(fā)覺e.g.Thisisthenewdiscoveryinscience.記憶：dis(否定前綴)-cover(遮蓋)重點(diǎn)探究Jennywroteane-mailtoWangMeiabouttheexperimentshedidinscienceclassthisweek…HiWangMei,Howareyou?Everyonehereisfine.Doyouwanttosurpriseyourfriends?Brian,DannyandIdidanexperimentinscienceclassthisweek.Isuggestyoutryit,too!First,getajarfullofwaterandapieceofcardboard.Coverthejarwiththecardboardandturnthejarover.Next,takeyourhandoff.Canyouguesswhathappens?Thecardboardholdsthewaterinthejar!Theairpressurepushinguponthecardboardishigherthanthatofthewaterpushingdownfrominsidethejar.Thehigherairpressureoutsidethejarholdsthecardboardinplace.Scienceisinteresting.Don'tyouthinkso?JennyDearJenny,I'mverywell.Thanks!Theexperimentyoudidsoundsinteresting.Yes,scienceisinteresting,anditaffectsoureverydaylives.Ourliveswouldsurelybeverydifferentwithoutscientificdevelopments.Ialwayswonderwhatlifewouldbelikewithoutcomputersormobilephones.Scientificdiscoveriesaremakingourlivesbetterandbetter.Thisweekwehadsomesciencelessons,too.IenjoyedlearningaboutDNA.

It'sreallyoneofthemostamazingthingsontheearth!ScientistsaredoingsomanynewthingswithDNA.Ithinkitwillchangetheworld.Itwillbeinterestingtoseewhathappens.WangMei1Readthelessonandfillintheblanks.

Scienceaffectspeople's_________lives.Withoutthescientificdevelopmentsofrecentyears,ourliveswouldbeverydifferent.Canyouimaginelifewithoutcomputersor____________?Scientific_________aremakingourlivesbetterandbetter.DNAisreallyoneofthemostamazingthingsontheearth.Manypeoplethinkitwill________theworld.everydaymobilephonesdiscoverieschangeAfterreading2Fillintheblankswiththecorrectformsofthewordsinthebox.1.Jenny_________theyuseastrongerpieceofcardboardfortheexperiment.2.Theairpressure_______theresultoftheexperiment.3.Theexperimentledtoawonderful__________.4.Whatareyourplansforthe____________ofyourcompany?5.Theyusedarocktoholdthemapin_________.discoveraffectsuggestplacedevelopsuggestedaffectsdiscoverydevelopmentplaceLet'sDoIt!TVcameraradiocomputertelephonelightbulbclockwashingmachinecompasstelescopeX-rayeyeglasses3Herearesomeinventions.Howdotheyaffectoureverydaylives?Talkaboutthemwithyourpartner.Example:WithTVWithoutTVIwatchTVtogetinformation.Iwouldspendmoretimetalkingwithmyfamily.Let'sDoIt!拓展提升1.Doyouwanttosurpriseyourfriends?

surprise驚奇；驚異

①toone'ssurprise使某人大吃一驚的是……

②insurprise驚奇地，吃驚地

③besurprisedat對……感到吃驚e.g.Herfaceshowedsurpriseatthenews.AllofthemweresurprisedattheUFO.2.Isuggestyoutryit,too!

suggestv.建議，提示；暗示

①suggeststh(tosb)（向某人）建議某事e.g.I'llsuggestanewplan(tohim).

②suggestdoingsth建議做某事e.g.Hesuggestedgoingfishingthisafternoon.

③suggest+that從句建議...

e.g.Hesuggested(that)she(should)gotoBeijingrightaway.3.

Theairpressurepushinguponthecardboardishigherthanthatofthewaterpushingdownfrominsidethejar.

pushup向上推pushdown向下按

e.g.Itismyjobtopushupthesales.Don'tpushdownyourbrother'ssandcastle.4.IenjoyedlearningaboutDNA.

enjoydoingsth.喜歡做……

enjoy＋名詞/代詞/動名詞作賓語

e.g.Heenjoyedhistriptothezoo.

拓展：enjoyoneself過得愉快

e.g.Atthepartyweenjoyedourselves.當(dāng)堂檢測一、根據(jù)句意及漢語提示填寫單詞。

1.Myfather

(建議)goingforawalkafterdinneryesterday.2.Nowadays,everystudenthashisown

(移動電話).3.The

(發(fā)現(xiàn))ofanewplanethasbeenreportedonTV.4.Anunhappyhomeenvironmentcan

(影響)achild’sbehaviour(行為舉止).5.Theteacherandhisstudentsdidan

(實驗)thismorning.suggestedmobilephonediscoveryaffectexperiment二、根據(jù)漢語意思完成句子。1.我想知道那是什么意思。I

whatthatmeans.2.那項發(fā)現(xiàn)在科學(xué)界引起極大的轟動。The

causedatremendouscommotion

thescientificworld.3.這個實驗聽起來很有趣。Theexperiment

.4.我喜歡了解自然科學(xué)的發(fā)展。I

aboutscientificdevelopments.wonderdiscovery