201x春八年级英语下册 Unit 2 lesson 11 Amazing Plants 冀教版

1、 Lesson 11: Amazing Plants1) when it comes to2) hear sb. doing 和和 hear sb. do 的区别的区别3) asas的结构的结构I. Learning aims: Remember the new words:egret, eastern, shy, tightly, fossil, southwest, livingII. Learning important and difficult points:egrettightlyeasternfossilsouthwestlivingshyNew WordsThink About

2、 It !How many plants can you name? Have you ever heard about any special plants? when it comes to 这个是固定结构，意为这个是固定结构，意为“当提到当提到；就；就而论而论”，这里的，这里的 to 是介词，所以后面是动词的时候，要用是介词，所以后面是动词的时候，要用V-ing形式；如果后面是名词，直接加就可以。形式；如果后面是名词，直接加就可以。如：如： When it comes to laughing, this tree is really funny. 当谈到笑的时候，这棵树真当谈到笑的时候，

3、这棵树真的很有趣。的很有趣。When it comes to politics, I know nothing. 当谈到政治方面的时候，我什么也不知道。hear sb. doing表示听见某人或某物正在表示听见某人或某物正在做某事；而做某事；而hear sb. do意为意为“听到某听到某人做了某事人做了某事”，是指听到整个过程。如：，是指听到整个过程。如：2. When people first hear it laughing, they are usually quite surprised and begin to laugh along with the tree. 当当人们第一次听到

4、它笑时，他们通常都很惊人们第一次听到它笑时，他们通常都很惊讶，开始和数一起笑。讶，开始和数一起笑。I often hear her sing. 我经常听到她唱歌。 知识链接知识链接 与此相同用法的有：与此相同用法的有： see sb. doing sth. 看见某人正在做某事，看见某人正在做某事，see sb. do sth.看见某人做了看见某人做了（做过）某事；（做过）某事； watch sb. doing sth. 观看某人正在做某事，观看某人正在做某事，watch sb. do sth.观看某人做了观看某人做了某事。某事。3. This plant can live as long as

5、 1500 years, so people call it a living fossil. 这这种植物能活到长达种植物能活到长达1500岁，所以人们称它岁，所以人们称它为活化石。为活化石。as long as 表示“长达-之久；和-一样长”。asas结构，中间接形容词或副词原级，在否定句中，也可说成 (not) so as。as long as也意为“只要”，注意引导条件状语从句时，主句用将来时，从句用一般现在时态代替将来时态，即“主将从现”。如：This river isnt so long as that one. 这条河与那条河不一样长。1. The suns _ (能量) will

6、 last for millions of years.2. I have a good _ (理由) to think that he wont come.3. The sun gives us light and h_.4. Dont worry. There is n_ wrong with you.I. 根据句意及所给提示，完成下列句子。根据句意及所给提示，完成下列句子。energyreasoneatothing Its pleasant for me _ (live) in the country.2. Are their ideas the same as _ (you)?3. T

7、here are thousands of _ (kilogram) of meat sold in the market every week.4. A doctor can save a _ (die) man but he cant save a dead man.5. Vegetables help _ (make) us keep healthy.II. 用所给单词的适当形式填空。用所给单词的适当形式填空。to liveyourskilogramsdying(to) make1. 夏天我们经常在树阴下喝茶。In summer, we often have tea _ _ of the trees.2. 花生不长在树上。Peanuts _ _ _ trees.3. 没有植被，风和水会把土壤带走。Without plants, the wind and water would _ the soil _.4. 我们可