小升初必会语法(7)--比较级1.比较级可分形容词(adj)的比较和副词(adv)的比较两种。HeistallerthanI.(他比我高)HeworksmorediligentlythanIdo.他比我更努力地工作。2.原级，比较级，最高级的变化A.规则变化(a)大部分一个音节和部分两个音节的形容词和副词，字尾+er变成比较级，字尾+est变成最高级clearclearerclearestsmallsmallersmallestnarrownarrowernarrowestnearnearernearestlatelaterlatest(b)字尾是短母音+单子音，加er，est时单子音需再重复一次。BigbiggerbiggestHothotterhottestFatfatterfattest(c)字尾是y，前面是辅音，把y变i，再加er,est.drydrierdriesthappyhappierhappiestearlyearlierearliest三个或三个音节以上及(d)-able,-ful,-ive,-ing,-less,-ous等字尾的形容词及末尾是ly的副词，肯定加more，否定加less变成比较级，肯定加most，否定加least变成最高级。diligentmorediligentmostdiligentreadablemorereadablemostreadable(less)(least)beautifulmorebeautifulmostbeautiful(less)(least)activemoreactivemostactivecarelessmorecarelessmostcarelessbrightlymorebrightlymostbrightlyhonestlymorehonestlymosthonestlyB.不规则变化goodbetterbestwellbetterbestmany(much)moremostlatelater(较晚的)latest(最晚的)latelatter(后者的)last(最后的)farfarther(较远的)farthestfarfurther(更进一步的)furthestoldolderoldest(比较年龄大小)oldeldereldest(比较长幼次序)3.比较级用法(a)肯定(正面)比较：more…than，-erthan～Thehouseisbright.这间房子很明亮。ThehouseisbrighterthanouroldoneinNewYork.这间房子比我们在纽约的老房子明亮。Thehouseisthemostbrightofallthehousesinwhichwehavelived.这间房子是我们所住过最明亮的一间。(b)否定(反面)比较：less…than～Heisstrong.他很强壮。HeislessstrongthanJoe.他没有乔强壮。Heistheleaststronginhisclass.他是班上最不强壮的。(c)同等比较用于肯定：as+原级+as用于否定：notas-as或notso-asAnappleisasbigasanorange.苹果和橘子一样大。Thecoldsoupisn'tasdeliciousasthehotone.冷了的汤没有热汤好喝。Iamnotsofatasyou.我没有你那样胖。
