Unit4studyskills课件牛津译林版八年级英语上册

Unit4DoityourselfStudyskillsfruitsaladCanweaddtoomuchsugartothefruitsalad?Wehadbetternot!Becauseitisnothealthy.Becauseitisunhealthy.un+adjectiveadjectiveLookandfindtherule.comfortablecertain（确定的）importantinterestingun+adjectiveuncertainunimportantuninteresting否定意义Canyouthinkofmorewordsstartingwith

un-?ablefriendlyhappyhealthyluckyusualkindtidyusualfairunfriendlyunableunhappyunhealthyunluckyunusualunkinduntidyunusualunfair公平的Thatcoatisonly100yuan.It’snotexpensive.Itis

inexpensive.“in-”Istheboypolite?No.Heis

notpolite.

Heis

impolite.“im-”oppositespolite

possible

patient

impoliteimpossibleimpatient

以P开头的加“im-”pleasant

popular

特例：unpleasantunpopularactive(积极的)correctpatientpossible（可能的）polite...Findoutmorein+adjectiveim+adjectiveinactiveincorrectimpatientimpossibleimpolite否定意义Idon’tbelievewhathesays,becauseheisnothonest.Idon’tbelievewhathesays,becauseheis_________.dishonestdishonest“dis-”Thesedesksare

notregular.Pleaseputthese

irregular

desksinorder.regular

irregular“ir-”有规律的，整齐的，定期的___honest___polite___possible___correct___regular___active___direct___patientdisimiminirininimununununununununAddthecorrectprefixestosomeoftheadjectivessothatthesentencesmakesense.1.Annie:Doyouspendalotoftimedoingoutdoorsports?Simon:Sure.It’susualformetostayathomeallday.2.Sandy:Ourneighbournextdoorisputtingsomethingonthewall.Mum:It’spossibletosleepwithallthatnoise.unusualimpossible3.Mille:Areyouabletofixyourbicycle,Andy?Andy:No.I’mcertainthatIcanfixitmyself.4.Mum:Suzy,yourroomisreallytidy-thingsarealloverthefloor.Suzy:Sorry,Mum.I’lltidyuprightnow.untidyuncertainExercisesimpatientunusualuntidy5.Thebookis_____________.Iwillneverreaditagain.(i