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师梦圆初中英语教材同步人教版八年级上册Section A Grammar focus 3a—3c下载详情
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教学过程

Step1. Lead in

Do you like watching movies? Today let’s go to Dadi Movie Theater to see a movie.What’s that ? Haha,it’s Pleasant Goat and Big Big Wolf.Who can tell me

Who is the oldest?

Who is the cleverest?

Who is the laziest?

Who is the most beautiful?

Step 2. Presentation (Finding out the rules)

T:We’ve just talked about our classmates by using the superlative degree.Now look at the screen.Can you speak the comparative and superlative forms of these words the most quickly? Have a try!

原级    比较级    最高级

1.tall taller tallest

cheap cheaper cheapest

2.large larger largest

nice nicer nicest

3.hot hotter hottest

fat fatter fattest

4.happy happier happiest

funny funnier funniest

5.deliciousmore deliciousmost delicious

expensivemore expensivemost expensive

T: Now, have you found out the changing rules? Discuss it in your group, then we’ll see which group can sum up the rules the most accurately.

总结: 形容词/副词比较级和最高级变化规则:

1.一般在词尾加-er,-est;

2.以字母e结尾的加-r,-st;

3.辅元辅结尾的重读闭音节,双写尾字母再加-er,-est;

4.以辅音字母加y结尾,y变为i加-er,-est;

5.多音节和部分双音节词,在词前面加more,most。

最高级规则变化口诀

最高级,很容易,一般词尾加est。

词尾若有哑音e,直接就加st。

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