unit3课件(人教版八上).ppt

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1、Unit3 Im more outgoing than my sisterSection A (1a-2c)JordanYao MingJordan is tall.Yao Ming is taller .Yao Ming is taller than Jordan.Zhao Benshan is short.Pan Changjiang is shorter .Pan Changjiang is shorter than Zhao Benshan.Liu Huan is heavy.Maria is heavier .Maria is heavier than Liu Huan.Maria

2、Liu Huan Lin Xinru is thin.Liu Yifei is thinner .Liu Yifei is thinner than Lin Xinru.Zhao Wei has big eyes.Haitao has small eyes .Zhao Wei has bigger eyes than Haitao.Haitao has smaller eyes than Zhao Wei.Tara say quietlyTom say loudlyTara say more quietly than Tom.Tom say more loudly than Tara.Lucy

3、 is heavier than Lily.Who is Lucy? Who is Lily?LilyLucyEmma has longer hair than Sara.Who is Emma? Who is Sara?EmmaSara下一张打开书下一张打开书1aoutgoingseriousLi Yong is more outgoing than Shui Junyi.Shui Junyi is more serious than Li Yong .funny seriousZhao Benshan is funnier than Bai Yansong .Bai Yansong is

4、more serious than Zhao Benshan . -funnier-more seriousfastwildcalmsmartlong oldtallyoungshorterererererererererbighotfatthingerterternerbusyhappyheavyeasyfunnyierierierierierCan you find out the rules?Are the words used with “-er/-ier,or more”?largenicewiderrr seriousathleticoutgoingdifferentmoremor

5、emoremorecomparative degreetallnicefatheavyserioustallerfatterheaviernicer1) 1) 一般在词尾加一般在词尾加_3) 3) 重读辅元辅结尾重读辅元辅结尾, , 先先_最后的辅最后的辅音字母音字母, , 再加再加_4) 4) 以以“辅音字母辅音字母+ y+ y”结尾词，先改结尾词，先改_为为_, , 再加再加_2) 2) 不发音不发音e e结尾的形容词直接加结尾的形容词直接加_er双写双写yirerersummarymore serious5）多音节和部分双音节的形容多音节和部分双音节的形容词前加词前加_more Let

6、Lets read!s read! 一、形容词、副词的比较级构成的一、形容词、副词的比较级构成的规则变化规则变化： 1、 一般在形容词、副词后加上一般在形容词、副词后加上er表示比较级表示比较级 原级原级 比较级比较级 1）small smaller 2) young young er 3) fast faster 2 、 以不发音的以不发音的e结尾的，只加上结尾的，只加上r表示比较级。表示比较级。 原级原级 比较级比较级 1) large large 2) nice nice 3) fine fine rrr 3 、以以辅音字母辅音字母+y 结尾的，把结尾的，把y改为改为i,然后加上然后加上

7、er表示表示比较级。比较级。原级原级 比较级比较级 1) early earlier 2) happy happier 4 、 重读闭音节结尾、且末尾只有一个辅音字母，重读闭音节结尾、且末尾只有一个辅音字母，双写最后一个辅音字母双写最后一个辅音字母，然后加上，然后加上 er表示比较级。表示比较级。 原级原级 比较级比较级 1) big bigger 2) thin thinner3) wet wetter 4) fat fatter 5) hot hotter 5 部分部分双音节和多音节的形容词，副词，在形容词和副词双音节和多音节的形容词，副词，在形容词和副词前前加上加上more 表示比较级。

8、表示比较级。 原级原级 比较级比较级 1) expensive expensive 2) careful careful 3) exciting exciting 4) boring boring 5) interesting interesting6) carefully carefully moremoremoremoremoremore Let Lets read!s read!*常用于“两者间的比较”，通常构成：主语+谓语（联系动词）+形容词/副词的比较级+than+比较对象they have more orange than we/us. I jumped higher than y

9、ou.*比较级+and+比较级/ more and more+原级（用于多音节和部分双音节）“越来越”Our city is becoming more and more beautiful.*the+比较级，the+比较级 “越，越”The more you read, the more you know.*1.asas “与一样” （中间+原级）Tom works as hard as Jim. 2.not as/soas “不如/与不一样”也是一种表达比较的方式=形容词比较级/less+形容词/副词原级+than This room is not as/so big as that one.=This room is smaller than that one.Now, its time for us to relax!Thank you Thank you and Goodbye! and Goodbye!