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Unit1Friends Grammar(Ⅰ)ComparativeandsuperlativeadjectivessmallestTheblackandwhitedogisthehappiestofthethree.Thefirstpigisquitefat. PleasereadthetableonPage11.Andruleouthowtoformcomparativesandsuperlativeswithadjectives.要比较两者(两个或两群体), 指出某者比另一个更有特色时,就要用到比较级. 会用到连接词than这个词. 例如:1.SheisshorterthanIam. 2.Mybookismoreinterestingthanhis. 要比较三者(三个或三群体)或三者以上, 指出某者最具有特色时,就要用到最高级. 会用到the这个词. 例如:1.Heisthetallestboyinourclass. 2.Thisisthemostexpensivecomputerintheshop. 形容词的比较级和最高级构成原级 ②以字母e结尾的短形容词,只加r或st变成比较级或最高级。③以辅音字母加y结尾的短形容词,先把y变成i再加er或est. ④一个原音字母加一个辅音字母结尾的,并且是重读闭音节结尾的短形容词,双写这个辅音字母,再加er或est⑤在长形容词前加more变成比较级, 加most变成最高级。Shortadjectivesareadjectivesofoneortwosyllables,e.g.,‘clean’and‘heavy’.PartA(P12) Simonis__________(tall)Sandy. Peteris__________(tall)ofthesixstudents. Sandyis_____________(heavy)Millie. Peteris____________(heavy)ofthesixstudents. Amongthesixstudents,Millieis__________(slow)swimmer.6. Amyis___________(fast)swimmerofthesixstudents. 7.Millie’sdrawingis___________________(beautiful)Peter’s. Sandy’sdrawingis___________________(beautiful)inherclass. Millie’sEnglishis_____________(good)Simon’s.Millie’sEnglishis__________(good)inherclass.