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1、 Unit 1 Friends GrammarMy 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比較級(jí)與最高級(jí)比較級(jí)與最高級(jí) large thin easy good nice bad pretty beautiful big important many happylargerlargestth

2、innereasierbetternicerworseprettiermore beautiful bigger more importantmore happier thinnesteasiest bestnicestworst prettiestmost beautifulbiggestmost importantmosthappiest歸類歸類：1)“e”結(jié)尾：結(jié)尾：+r,+r,+st+st_2)“y”結(jié)尾：結(jié)尾：y y變變i+er,+esti+er,+est_3)雙寫(xiě)：雙寫(xiě)最后字母雙寫(xiě)：雙寫(xiě)最后字母+er,+est+er,+est_4)多音節(jié)或部分雙音節(jié)多音節(jié)或部分雙音節(jié):more+,

3、most+_5)不規(guī)則：牢記！不規(guī)則：牢記！_ close slim wide early fine sad bored hot much cheerfultidy funny little far generous close wide fine early tidy funnyslim sad hot bored cheerful generousmuch little far兩者之間比較兩者之間比較thanthe三者或三者以上比較三者或三者以上比較We use comparatives(比較級(jí)比較級(jí))to compare（比較）（比較）_.We use superlatives（最高級(jí)）

4、（最高級(jí)）to compare（比較）（比較）_.We put _ after the comparatives(比較級(jí)比較級(jí)).We put _ before the superlatives（最高級(jí)）（最高級(jí)）.hersmineHis1.His rice is _ hers.2.Her rice is _ mine.3.His rice is _ of all .more thanmore thanthe most1.A plane is _ a jeep.truckjeepplane2.A jeep is _ a truck.3.A plane is _ of all/of the th

5、ree.faster thanfaster thanthe fastest￥2.5￥2.5￥2￥1mineyourshis1.My tomatoes are _ yours.2.His tomatoes are _ mine.3.His tomatoes are _ of all.more expensive than more expensive than the most expensiveKittyMillieDaniel1.Millie is _ Kitty.2.Kitty is _ Daniel.taller than3.Millie is _ of all./of the thre

6、e.taller thanthe tallestComparatives and superlatives 形容詞比較級(jí)和最高級(jí)用法形容詞比較級(jí)和最高級(jí)用法1 12 23 35 54 46 6Who is _ than you at singing in your family?A.good B.well C.better D.bestThe Great Wall is _wall in the world.(long)我要買(mǎi)商店中最貴的打印機(jī)。我要買(mǎi)商店中最貴的打印機(jī)。Id like to buy _ _ _printer in the shop.You are a lucky dog!Congratulations!I am so sorry!You are not so lucky!1.Preview comparatives and superlatives.1.Preview comparatives and superlatives.2.Finish the exercises.2.Finish the exercises.