Grammar特级教师教学实录

Module 5 A lesson in lab 教学目标

让学生掌握形容词副词比较级的使用方法

教学过程

I. Lead in

图片导入He is sleepier than yesterday.

II. 形容词副词比较级的简单用法

Grammar 1 – 1. Questions

1. What is wrong with the sentence?

I went there two times.

I went there twice. 2. If object A is 10 metres long, and

object B is twice as long as object A, how long is object B?

20 metres long. 3. If object A weighs 100 kilogrammes and object B is four times

heavier, how heavy is object B?

400 kilogrammes. Grammar 1 – 2. Rules

First study the sentences and make a conclusion of the comparative

structure of adjectives.

Che Peiyu is twice as heavy as Wang Yuechi. Yang Hao’s handwriting is not half as good as Wutian’s.

This room is three times as large as that one. 小结1：倍数＋as＋形容词＋as…

The white box is four times bigger than the black box. This road is twice longer than that one. The plane flew twenty times higher than the kite. 小结2：倍数＋形容词的比较级＋than…

The red building is twice the height of the grey building. Our school is three times the size of yours. The street is four times the length of that one. 小结3：倍数＋the size ( length, width,

height, depth)＋of…

Grammar 1 – 3

Pair work: Make sentences in Activity 2 on Page 43 (sentence 2—5) . Check how many sentences you can make.

Grammar 1 – 4

Make sentences according to the pictures.

Jupiter is eleven times as big as

the earth .

Jupiter is eleven times bigger than the earth.

Jupiter is eleven times the size of the earth.

The old man is 60 times as old as the baby.

The old man is 60 times as older than the baby.

The old man is 60 times the age of the baby. Grammar 2 – 1.

Make sentences according to the pictures. 1. It’s becoming bigger and bigger.

2. She is more and more beautiful. 3. The higher it flies, the smaller it appears. Answer the questions:

A: Which of these structures is used to say that something is changing?

B: Which of these structures is used to say that things change/are

changing together?

C: Which structures repeat the same adjectives/adverbs? Conclusion:

“越来越……”

①单音节形容词/副词的比较级+单音节形容词/副词的比较级

eg. taller and taller ②

more and more+多音节形容词

eg .more and more beautiful “越…,越…”

The +形容词/副词的比较级+主+谓, the +形容词/副词的比较级+主+谓

eg. The more English I learn, the happier I will be.

Grammar 2 – 2.

1. ____ people are, ___

they will live. 2. ____ we recycle, ____ we waste. 3. The planet is getting___________. 4. According to scientists, the universe is getting

. 5. ____ you practice,

___ fluently you will speak. 6. I found it ____ difficult to solve the problem. Grammar 2 – 3.

Pair work: Look at these sentences. Underline the adverbs used to modify（

vt. 修改，修饰）

the comparative expressions.

1. Come a bit closer. 2. We need rather more than that. 3. It weighs a little more than before.

4. It’ll be a lot heavier than magnesium. 5. Is it any heavier? 6. We need a piece which is (very) much bigger than that.

Grammar 2 – 4. Pair work:

Fill in the blanks, using much, a little, a lot, a bit, any…

(A). Tom has been ill for several days. Is he getting ____ better? (B). Native speakers speak English _____ faster than I do. (C). I weigh _____ heavier than my cousin, but he is_____ stronger than

I am.

Grammar 2 – 5.

Group work: add some words to complete sentences, using degrees of comparison. 1. this room/three times/large/that one 2. winter/come/get/cold 3. this book/a lot/interesting/that one 4. the busy/mum get/the happy/she is Homework

1. 完成语法笔记整理

2.《精讲精练》

P50——P52 3. 《大白》

P143——P146（阅读C不做）