第四课时Vocabulary
Teaching goals
1. To develop an understanding of prefixes
2. To use adjs in the context by applying prefixes to indicate negative meaning
Focuses
1. To practice the prefixes correctly and fluently
Difficulties:
To learn to add correct prefixes to express negative meanings
Procedures
Step 1 Brainstorming activities
Brainstorm about the adjs learnt before to arouse Ss’ interest. Elicit Ss’ answers on the Bb and try to divide them into groups. Use the task to check Ss’ knowledge of prefixes.
(un)tidy (un)happy (un)welcome (in)correct (ir)regular (im)possible etc
2. Observing the forms and try to find out the usage of prefixes in the words.
3. Lead into the new prefixes.
Step 2 Practice
1. Show the slides to Ss, make sure they are familiar with the prefixes.
1. dis----最常用的前缀
2. il -----常用在以’l’开头的词前
3. im----常用在’m./ b’以开头的词前
4. in-----常用在以’c’开头的词前
5. ir-----常用在以r开头的词前
6. un----最常用的前缀
II. Add proper prefixes to the following words.
1. ______honest
2. _____polite
______possible
3. _____correct
4. _____regular
5. __ able/ comfortable/ common/ friendly
happy/ important/necessary /welcome
III. Apply proper prefixes for the following adjs.
1. __famous
2. _ clean/ clear/ easy/ fit/ helpful/ kind/ lucky
_______ pleasant/ popular/ safe/ sure/ tidy/ tired
Step 3 Consolidation
I. Finish off the sentences according to the adjs above.
1. Zhalong is a nature reserve. It’s to hunt fish or hunt there
2. When you go birdwatching, you sometimes have to walk a long way. If you wear new leather shoes, they can be .
3. If you are interested in birds, you can go to Zhalong. But if you leave litter there, you will be
4. There are not many red-crowned cranes in the world, they are .
5. If we do not protect the wetlands, it will be to see these birds in the
II. Give the English for the sentences.
1. 一些人对鸟不友好。
2. 没有必要研究不同的鸟。
3. 许多穷人住在小而不舒服的房子里。
4. 你将不能看到这些鸟的。
5. 不静静等候是不可能看到这些鸟的。
Step 4 Homework
1. Go over Grammar after class.
2. Try to collect useful prefixes after class
3. Practice Step 3 Part II as written work.
Grammar (I)
Teaching goals
To master the use of ‘Five kinds of sentence structures’.
Focuses
1. To master the structure of ‘Five kinds of sentence structures’
Difficulties:To identify and use the structure of 'Five kinds of sentence structures'