人教版九年级全册英语 Unit8 It must belong to carla. SectionA Grammar focus 4a-4c 教案

Unit 8 It must belong to Carla.
Section A（Grammar Focus-4c）
一、Teaching goals：
1. knowledge aims：
1) words and expressions： laboratory, coat, sleepy, pocket, think of, be sure,
2)language points: how to use ”must, can’t, could, might, may“to make reasonable speculation.
2. ability aims: The ability to use the grammar in speaking and writing
3. emotion aims： Make reasonable speculation.No rumors
二、Teaching key points and difficulties
1. How to use ”must, can’t, could, might, may“to make reasonable speculation.
2. The ability to use the grammar in speaking and writing
三. Teaching methods
1.Communicative teaching method
2.Task-based language teaching method
4. Teaching procedures
Ⅰ. Revision
1. Play a guessing game to review how to use ”must, can’t, could, might, may“to express guessing.
2. Review some main phrases and sentences we learned in the last class.
Ⅱ. Grammar Focus: Fill in the blanks.(The key sentences in the box)
Ⅲ. Try to Find
1、must 表示可能性最大的肯定推测，意思是“一定、准是” 。只能用于肯定句。
He must know the answers. 他肯定知道答案。
2、can't 表示“一定不, 不可能”，
He can't know the answers. 他肯定不知道答案
3、may/might / could 表示推测“可能性”时，意思是“可能” ，“也许”。
He may/ might not be at home, but I'm not sure. 他可能不在家，不过我也不确定。
Ⅳ. Practice
一. Work on 4a. Choose the best way to complete each sentence using the words in brackets.
1. Read each small conversation carefully and try to choose the best answers individually.
2. Check the answers with the Ss.
3. Explanation.
二. Work on plete these responses.
1. Let Ss write down possible answers as much as possible.（培养学生的求异思维和发散性思维）
2. Let Ss check their answers with their partners.
3. Check the answers together.
Ⅴ. Exercises
1. Choose the correct answer. （学以致用）
2. Choose the correct answer. （中考链接）
Ⅵ. Group Work
1. Work on 4c. Discuss your ideas with your partner.
2.talk about the following two pictures.