形容词和副词的比较级和最高级(复习）.ppt

形容词、副词的比较级和最高级AimsanddemandsHowtoformthem.nice--nicer--nicestlarge–larger--largestcute—cuter—cutest2:以不发音的e结尾的词,直接在词的后面加r构成比较级,加st构成最高级.hot–hotter--hottestbig—bigger—biggestfat—fatter—fattest3:重读闭音节词,如末尾只有一个辅音字母应先双写这个辅音字母,再加er构成比较级，加est构成最高级。easy--easier–easiestheavy—heavier—heaviesthappy—happier—happiest4:以辅音字母+y结尾的词,先变y为i再加er构成比较级，加est构成最高级。5：双音节词,多音节词在词前加more/less构成比较级，加most/least构成最高级。形容词/副词比较级和最高级的不规则变化Howtousethem.形容词，副词比较级和最高级的基本用法3.三者或三者以上相比，用最高级，形容词最高级前加the,副词最高级形式句中the可以省略。TheYangtzeRiveristhelongestriverinChina.（同义句）TheYangtzeRiveris________than__________riverinChina.TheYangtzeRiveris________than__________riversinChina.Howtoperfectthem.3.在最高级前可以加序数词加the表示“第几最……的”TheYellowRiveristhesecondlongestriverinChina.4.“the+比较级+（主谓），the+比较级+（主谓）”，表示“越……，就越……”Themorefriendswehave,thehappierwecanfeel.Theharderyouwork,thebetteryouwillbe.Thelateryougotobed,theworseitwillbeforyourhealth.5.“oneofthe+最高级”表示“最……之一”，形容词后的名词用复数形式。Mr.Greenisoneofthemostpopularteachersinourschool.6.比较对象一致时，常用代词that或those代替比较的对象Wecandoit3.（2006年重庆市）Ofthetwopencil-boxes，theboychose_______one.A.lessexpensiveB.theleastexpensiveC.thelessexpensiveD.themostexpensive8.（2010重庆）—WhodidEnglishhomeworkbetter,LeoorNick?---Leoismorecareful.IthinkLeodid___Nick.A.asgoodasB.aswellasC.betterthanD.worsethan9.(2009重庆）We’rehappythatourcountryhasdeveloped_____theseyearsthanbefore.A.quicklyB.lessquicklyC.morequicklyD.mostquickly10.（2008重庆）--Whatbadweather!--Yes.Theradiosaysitwillbeeven____lateron.A.badB.badlyC.worseD.worstImproveourselvestsunami[tsu:'nɑ:mi]（海啸）WriteapassageearthquakeTHANKYOU