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Unit4DoItYourself,studyskills,Watchavideo,Itsuncommonandunusual.,Thebabyisnothappy,heisunhappy.,Theboyisnothealthy,heisunhealthy.,Theroomisnottidy,itsuntidy.,Practise,选词填空：1.Somepeopleare_(friendly,unfriendly)tobirds.Theythrowstonestothem.2.Somepeoplefeel_(happy,unhappy)thatgovernmentgivepoorpeoplesuchsmalland_(comfortable,uncomfortable)flats.3.Itis_(safe,unsafe)towalkaloneonthestreetatnight.4.Weshouldkeepstudentsstayingawayfromthe_(healthy,unhealthy)books.,unfriendly,unhappy,uncomfortable,unsafe,unhealthy,Opposites(反义词),friendlyhappycomfortablesafehealthy,unhealthy,“un-”,certaincommonimportantinteresting,uninteresting,unfriendly,unhappy,uncomfortable,unsafe,uncertain,uncommon,unimportant,opposites（反义词）,Ifsomeoneshowsgoodmannerstoothers,heisapoliteperson.Ifsomeonedoesnotshowgoodmannerstoothers,heisnotpolite.Ifsomeonedoesnotshowgoodmannerstoothers,heis_.,politepossiblepatient,impatient,“im-”,impolite,impolite,impossible,1.Thiscoatisveryexpensive.Itcosts1000yuan.Butthatcoatisnotexpensive.Thatis_,expensivecorrectactive,inexpensive,“in-”,inexpensive.,incorrect,inactive,Opposites(反义词),Youwillbe_topasstheexamifyoudontstudyhard.Therearelotsof_kindsofbirdsinZhalong.Itis_togiveourstudentsanexamonceaweek.ItiswrongformanyyounypeopletothinklearingChineseis_Hefeels_becausehelosthiswallet.Therearesomemistakesinhishomework,its_.Itis_tofinishsomuchworkinsuchshorttime.,unable,uncommon,unnecessary,unimportant,unhappy,incorrect,impossible,用所给词的适当形式填空：important,happy,able,necessary,correct,possible,common,1.un-2.im-3.in-,最常用的前缀常用在以m/p开头的词前常用在以c开头的词前,Doyouknowthenegativeprefixes?,certainimportantcomfortableinterestingwelcomecommonfriendly,ablenecessaryactivecorrectpossiblepolitepatient,uncertainunimportantuncomfortableuninterestingunwelcomeuncommonunfriendly,unableunnecessaryinactiveincorrectimpossibleimpoliteimpatient,opposites,头脑风暴：Competition,Eachstudentinagroupwritesdownthewordsontheexercisebooksasmanyaspossibleinaminute,thencheckthemontheblackboard.Letsfindoutwhodoesitbetter.(一分钟内小组中每个学生尽可能多地写下形容词的反义词，看看哪个最厉害？）,头脑风暴：Letstrytogether!,1._possible9._able17._tidy2._polite10._safe18._usual3._patient11._friendly19._certain4._proper12._happy20._comfortable5._correct13._healthy21._important6._active14._kind22._interesting7._direct15._lucky23._necessary8._complete16._pleasant24._common,头脑风暴：Letstrytogether!,1._im_possible9._un_able17.un_tidy2._im_polite10._un_safe18._un_usual3._im_patient11._un_friendly19._un_certain4._im_proper12._un_happy20._uncomfortable5._in_correct13._un_healthy21._un_important6._in_active14._un_kind22._un_interesting7._in_direct15._un_lucky23._un_necessary8._in_complete16._un_pleasant24._un_common,Goodjob!,乘胜追击：Exercises,1Annie：Doyouspendalotoftimedoingoutdoorsports?Simon:Sure.Itsusualformetostayathomeallday.2Sandy:Ourneighbournextdoorisputtingsomethingonthewall.Mum:Itspossibletosleepwithallthatnoise.,unusual,impossible,乘胜追击：Exercises,3Millie:Areyouabletofixyourbicycle,Andy?Andy:No.ImcertainthatIcanfixitmyself.4Mum:Suzy,yourroomisreallytidythingsarealloverthefloor.Suzy:Sorry,Mum.Illtidyup(整理)rightnow.,uncertain,untidy,Activity:,Letsactoutthedialoguesinpairs.,Idontbelievewhathesays,becauseheisnothonest.,Idontbelievewhathesays,becauseheis_.,dishonest,dishonest,“dis-”,Adding:,Thesedesksarenotregular.Pleaseputtheseirregulardesksinorder.,regular,irregular,“ir-”,Adding:,Homework:1.Finishofftheexercises.2.Copythenewwordsthreetimes.,
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