Unit 3 Who is taller?

Students Description: Grade Six

Students Level: Level Two

Teaching Materials: Lesson 1, Unit 3, Book 5,Langman

Teaching Objectives: After this period, the students will be able to

1.学生能听，说，读，写big ，small，heavy，light等生词，并了解其含义。

2.能初步掌握形容词比较级的变化形式及句型“物体/人物A+be+形容词的比较级+than+物体/人物B(+be)。”。

Key Points: 1.形容词“big ，small， heavy，light， dear，cheap”的运用。

2.学生能听懂，会说主要句型“物体/人物A+be+形容词的比较级+than+物体/人物B(+be).”。

Difficult Points: 1. 句型“物体/人物A+be+形容词的比较级+than+物体/人物B(+be).”的运用。

Teaching Aids: 1.大象，老鼠的图片各一张。

2. 牛津字典一本。

Teaching Steps:

Step One: A. Greetings.(1’)

B. Warming up: Simon says(2’)

o Simon says : touch your nose

o Play basketball

o Simon says : put up your left hand

o Stand up

o Simon says : Attention

老师说到最后一步时，学生的反应是说出“ONE ，TWO”。老师用这个游戏来缓解学生的紧张情绪。

C. Review the words

The teacher does the action or shows the pictures, then the students say it out and spell it.

◇ tall ,short ,strong ,weak ,young, old .

同时，说到weak时，应适当地提醒学生它的同音词week。

Step Two: Presentation (10’)

(1) big –small

T: Look at the picture. What is this?

Ss: It is an elephant.

T: What is it like?

Ss: It is big .

T: Big .B-I-G,big.(板书)

Ss: ……

口诀：大的，大的，big ;big ,big ,big 。

操练：小组。

T: BIG的反义词是什么?

Ss：小的，SMALL。

T: Good .Small.S-M-A-L-L,small.(板书)

Ss: ……

口诀：小的，小的，small ;small ,small ,small。

操练：小组。

(2) heavy –light

T: Look here. This is a dictionary. This is an English book. Which one is heavy, the right one or the left one? ( 老师右手拿起英语书，左手那起字典，比重。)

Ss: The right one.

T: Wonderful! This one is heavy. Follow me, heavy.(板书)

Ss: Heavy.

口诀：重的，重的，heavy ; heavy, heavy, heavy。

操练：boys and one by one 。

注意：heavy的读音 y-/?/。

T: heavy的反义词是……

Ss: Light.

T: Great. Light. L-I-G-H-T, light.(板书)

Ss: ……

口诀：轻的，轻的，light ; light, light, light。

操练：girls and one by one 。

(3) dear –cheap

拿出一个小小的腰包，让学生猜价格，来引出dear 和cheap。

口诀：贵的，贵的，dear ; dear, dear, dear。

操练： one by one.

Step Three: Practice(2’)

(1) Read the whole words again.

(2) Touch game :学生看老师的嘴形说出单词，2位参赛者快速地拍打相应的图片，次数大概是1-2次。

Step Four: Learn the sentences(10’)

T: Just now, we learned the new words: dear and cheap .My bag is dear. His bag is cheap. So, my bag is dearer than his bag.猜猜我的包比他的包要怎么样?

Ss: 贵的，dear。

T: Yes. Good. Dearer. My bag is dearer than his bag.(板书)

操练：小组(铅笔，书)

T:那么这句话的同义句如何说呢?他的包比我的要……?

Ss:便宜。Cheap.

T: Cheaper. We can say :His bag is cheaper than my bag.

操练：pair work(铅笔，书)

Step Five :Practice the sentence(6’)

T: Look at the blackboard. Here are some words .Read the words once.1.2.3.

Ss: tall, short, young, old, strong, weak.

T:他们都是直接在词后加er变为它的比较级。这里er发/?/，这里怎么读呢?

S1:taller,shorter……

T:用这些单词来造一个句子，例如：** is taller than **.(叫同学做示范)还可以怎么样来描述他们呢?

S2：……

Step Six:(1) Check the pair work.

(2) Review the new words and new sentences.