Unit3SoundBody,SoundMindGrammarinUseLearningObjectives通過本課的學習，學生能夠:1.通過朗讀與觀察了解否定前綴與need的用法。2.通過總結與練習鞏固否定前綴與need的用法。3.通過練習活動知道良好的生活習慣對健康的重要性。BrainstormTalkaboutthequestionsbelow.1.Whatcanmakepeoplehealthy?Havingahealthydiet,doingmoresports,stayingpositiveandhavingagoodlivinghabit.2.Whatcanwedotokeephealthyinourdailylife?Wecaneatmorefruitandvegetables,playballgamesafterclass,communicatewithfriendsandsoon.Activity1Lookatthepicturesandreadthesentences.Payattentiontothewordsinbold.Hebecameanon-smokerinordertokeephealthy.Seafoodmayseemtodisagreewithsomepeople.Hamburgersmaytastedelicious,butitisunhealthytoeattoomanyofthem.Itisincorrecttodosportswithanemptystomach.Activity1Comparethewordsandguess

themeanings.smokeragreecorrectincorrecthealthydislikeimpossiblenonstopmisplaceuncomfortablenonsmokerdisagreeunhealthyTheprefixesnon-,dis-,un-,mis-,in-andim-usuallyexpresstheoppositemeaningoftheoriginalwords.Fillintheblankswiththecorrectformofthegivenwords.dislikeimpossiblenonstopmisplaceuncomfortable1.Itis____________tokeephealthywithoutgoodlivinghabits.2.Don'teattoomuchjunkfood,oryouwillfeel_____________.3.She____________icecreambecauseit'sbadforherteeth.4.Mysister’sroomistidy,andshenever______________herthings.5.Wefeltverytiredafteralongand_____________walk.Activity2impossibleuncomfortabledislikesmisplacesnonstopBadhabitsdoalotofharmtoourhealth.Activity2Stayingupfeelsleepyandtired.fallillforgetthingseasilyActivity3Readthetextandfillintheblankswiththewordsinthebox.impatientuncomfortableimpropernonsenseA(n)__________habitdoesalotofharmtopeople.Forexample,stayinguplateisverybadforpeople'shealth.Clearly,theywillfeelsleepyand____________nextday.What'sworse,peoplewillbecome__________andtheymayevenforgetimportantdates.Sometimes,theywilltalk__________becausetheirmindsarenotclear.Togetridofthehabit,peopleneedtodosomesportsandsleepearly.Ahealthybodyandaclearmindwillmakethemfeelgoodallday.impatientuncomfortableimpropernonsense更糟糕的是避免、擺脫、除去Activity1Pairwork.Readtheconversation.Payattentiontoneed.What’sthematterwithyou?Youcanwatchthegamesonlinenextday.Youneedn’tstayup.Youneedtotakecareofyourself

OK.Thankyouforyouradvice.Istayeduptowatchthesoccergamelastnight.Ineedtogetsomesleepnow.GrammarinUseActivity2Completethetableandlearnhowtouseneed.NeedExampleneedtodoWeneed___________(get)enoughsleepeverydday.don't/doesn'tneedtodoThegirlisgettingwellandshedoesn'tneed__________(take)themedicinenow.needn'tdoKangkangneedn't__________(do)theworktoday.Hecanhandittomorrow.togettotakedo肯定句：needtodo否定句：don’t/doesn’t

needtodo

needn’t+動詞原型doActivity3Readthesentencesandcirclethecorrectwords.1.He(need/needs)totakeabreaknow.Helookssotired.2.We(need/needn’t)toplaysportseverydaytokeephealthy.3.You(needn’t/don’tneed)storesomuchfoodinthefridge.4.You(needn't/don’tneed)toworryaboutyourgrades.Justrelax.5.BothMariaandMeimei(need/needn’t)toloseweight.PracticeChooseonebadhabitandgivesuggestionswithwhatyouhavelearnedtoday.BadhabitsSmokingEatingtoomuchmeatPlayingcomputergamesWorryingaboutgradesStayingupe.g.,Smokingisanimproperhabit.Weneedtostayawayfromsmoking.SummaryWelearn:1.表示否定意義的前綴：non-,dis-,un-,mis-,in-andim-；

2.need的幾種用法：needtodo/don'tneedtodo/needn'tdo。Wecan:1.通過前綴猜測單詞意義并正確使用否定意義的單詞；

2.正確使用need相關的短語給出建議；

3.知道錯誤的飲食習慣對身體的危害以及如何養(yǎng)成健康的生活習慣。Goodhabits,likeabunchofflowers.良好的習慣，如同一束鮮花。HomeworkYoushouldusewo