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Unit6TheworldofmydreamGussingwordsdangerousenoughowloceanrobot认识比较级和最高级talltallerstrongstrongerclearerdirtierriverThegreenappleisbig.Theredappleisbiggerthanthegreenone.Haveatry!nicenicerfatfattereasydifficulteasiermoredifficultadj.的比较级1.单音节和双音节：(1)一般在原级末尾,加-er,如stronger,taller(2)以e结尾的,在末尾加-r,如wider,braver(3)以辅音字母+y结尾的，先变y为i再加-er,如busier,dirtier,easier,funnier(4)以重读辅元辅三字母结尾的原级，先双写最后一个辅音字母，再加-er,如fatter,bigger2.多音节:一般在原级前加more.如morebeautifulAis…thanB•simple•simpler•hot•hotter•early•earlier•delicious•moredeliciousExerciseThankyou!