1、My brother is fourteen.I am four years older than he.My father is twenty-six years older than I.My mother is two years younger than my father.How old is my mother?Key:Forty-two词尾变化原级比较级最高级单音节词-er(比较级)或-est(最高级)以字母e接尾的词加-r或-sttall hard large widetallertallest以重读闭音节结尾，辅+元+辅，双写辅音字母再加er或estbig hot thin
2、fat wet biggerbiggest以辅音字母+y结尾的词，变为i再加-er,或-esthappy dry earlyhappierhappiest多音节词和多数双音节词在其前面加more 和most difficult popular slowlymoredifficultthe mostdifficult原级goodwellbadbadlyillmanymuchlittlefarold比较级最高级better bestworseworstmore mostless leastolder/elderfarther/furtherfarthest/furthestoldest/eldes
3、tinterestingwelllittleillnicefarbadhappymanydangerousmuchCorrect the form of superlative:1.biger_ 2.fastter_3.beautifuller_ 4.earlyer_5.happyer_ 6.expensiver_7.thiner_ 8.badder_Big,bigger,biggest.I am bigger.You are the biggest.Fast,faster,fastest.He is faster.But she is the fastest.Good,better,best
4、.You are better.But we are the best.Expensive,more expensive,the most expensive.The pen is the most expensive.Alice is the youngest in her class.Canada is the second largest country in the world.Alice is one of the youngest students in her class.the+(second,third)+形容词最高级+in/ofone of+the+形容词最高级+名词复数P
5、ractice 2 (用最高级填空）1.Tom is _ of the boy students in our class.(old)2.This is _ city that we have ever visited.(good)3.This question is of_importance of all.(little)4.It was _ of his life.(bad)5.Susans flowers are _ of all.(beautiful)6.Our hospital is the third_ hospital in the city.(big)the oldestth
6、e bestthe leastthe worstthe most beautifulbiggestTalk about the world record.The NileIt is the longest river in the world.The AmazonIt is the second longest river in the worldThe Yangtze RiverIt is the third longest river in the world.The Great Wall is _ wall in the world.It is _ than _ in the world.the longestlongerany other wallHomework1.Finish the paper2.Finish the writing.
