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单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级Unit4DoityourselfStudyskills单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级Theboyslikeplayingbasketball.Theyareactiveindoingsports.Buttheyare_________instudy.notactiveinactive2020/9/172单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级happyunhappynothappy2020/9/173单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级Iwillfinishmyhomeworkasmuchaspossible,butit’s____________formetofinishallofit.impossiblenotpossible2020/9/174单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级Millie’smomisonbusiness(出差).Herbedroomis________.Canyouhelphermaketheroomtidy?untidynottidy2020/9/175单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级untidypossibleimpossiblehappyunhappyactiveinactiveOpposites(反义词)tidyprefixes前缀Wecanadd_____________________beforeanadjectivetoexpresstheopposite(相反的)meaning.“un-”,“im-”,“in-”2020/9/176单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级Formostoftheadjectives,weadd“un-”tomakeitopposite.friendlyhappycomfortablecertaintidyablefairluckyusualunfriendlyunhappyuncomfortableuncertainuntidyunableunfairunluckyunusualRules2020/9/177单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级Iftheadjectivebeginswith“p”,weusuallyadd“im-”beforeit.politepossiblepatientpossibleimpoliteimpossibleimpatientimpossibleRulesBut:pleasantunpleasant2020/9/178单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级expensivecorrectactivedirectinexpensiveincorrectinactiveindirectRulesButsomeadjectivesarespecial.Youshouldadd“in-”beforethemtomaketheoppositemeaning.2020/9/179单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级1.____friendly2.____happy3.____correct4.____polite5.____comfortable6.____expensive____healthy8.____possible9.____tidy10.____certain11.____patient12.____able13.7.Checkyourmemory!unununununununimimiminin___regular14.___honestirdisWecanaddbeforeanadjectivetoexpresstheoppositemeaning.“ir-”or“dis-”2020/9/1710单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级1.Annie:Doyouspendalotoftimedoingoutdoorsports?Simon:Sure.It’susualformetostayathomeallday.2.Sandy:Ourneighbournextdoorisputtingsomethingonthewall.Mum:It’spossibletosleepwithallthatnoise.unusualimpossibleReadtheconversation.Addthecorrectprefixestotheadjectivessothatallthesentencesmakesense.单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级3.Millie:Areyouabletofixyourbicycle,Andy?Andy:No.I’mcertainthatIcanfixitmyself.4.Mum:Suzy,yourroomisreallytidy—thingsarealloverthefloor.Suzy:Sorry,Mum.I’lltidyuprightnow.uncertainuntidy单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级DiscussionHowshouldwebehaveinclassorinschool?Weshouldbe_____________toothers.Weshouldbe_________________totheclassmatesinneed.Weshouldnotbe_________insports.Wehadbetternotmakeourclassroom___________.Wehadbetternotwear______________________clothesatschool.friendly/kindpatient/helpfulinactiveuntidyuntidy/uncomfortable2020/9/1713单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级TommyandLeoaretwinbrothers.Theylooksomuchalikethatpeopleare______totellthematfirstsight.Ifoneknowsthemwell,it’seasytotellthemapart.Tommylikessmiling.Heispatientandwillingtohelpothers.However,Leolooks________,forhe______smilingandnevergreetsothers.Whenhisclassmatesaskhimquestions,heis_______and_______toanswerthem.Itis______________________forLeotobehavethatway.Leolooks___________________becausenoonewantstomakefriendswithhim.Hethinksitis_____forhisclassmatestotreathimsocoldly.IfLeostopsdoingthose_______things,peoplewillfindit_______todifferentiateLeoandTommyunfriendlyunhappy/uncomfortableimproper/impolite/incorrectunfairdislikesimpatientunwillingunableimproperimpossibleFillintheblankswithadjectiveswithprefixesun-,in-,im-anddis-.2020/9/1714单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级132456789Playingagame:amagicboxHereisamagicboxwithninecards,andundereachcardthereisataskforyoutofinish.Chooseanyofthemandfinishthetask.Afteryoufinishallthetasks,thereisabigsurpriseforyou!单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级It’s___________(舒服的)tositinit.It’s________________(不舒服的)tositonit.comfortableuncomfortable单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级Theboyisnotverystrong,forheisalways___insports.A.inactiveB.activeA单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级notdirect_______notkind_______notpossible_______indirectunkindimpossible单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级unusualThesnowissoheavy.Itis_________toseesuchheavysnow.Thatis,thesnowismuchheavierthanusual.单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级Thisisn’tanimportantthing.=Thisisan________thing.unimportant2020/9/1720单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级1.Itisimcorrecttoreadsomeoneelse’s2.letter.3.2.Davidoftensaysbadwordstoothers,4.soheisinwelcome.5.3.It’sinfriendlytothrowstonesat6.birds.incorrectunwelcomeunfriendlyCorrectthemistakes:2020/9/1721单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级Canyouremembertherules?Wecanadd_________________________(before/after)anadjectivetoexpresstheoppositemeaning.“un-”,“in-”,“im-”before2020/9/1722单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级Workouttherule!1.________是最常用的否定前缀。2.否定前缀________常用在以字母c开头的单词前，3.否定前缀________常用在以字母p开头的单词前。“un-”“in-”“im-”从来都不会用在以字母l、r开头的单词前。、b、m2020/9/1723单击此处编母版标题样式•单击此处编辑母版文本样式•第二级•第三级•第四级•第五级Summary1.Formostoftheadjectives,weadd“un-”tomakeitopposite.