九年级英语全册 Unit 6 When was it invented（The Fifth Period－Section B(3a－3b) Self Check）教案（新版）人教新目标版-（新版）人教新目标版初中九年级全册英语教案.doc

The Fifth Period－Section B(3a－3b) & Self Check

Teaching Important Points　【教学重点】
　Key words & phrases：
　nearly
decide on，come up with the idea
　Key sentences：
　1.This pen was invented by Liu Jie.
　2.It is hard to tell who came up with the idea first.
　Key structure：
　be＋past participle
eg：My watch was stolen by someone.
Teaching Difficult Points　【教学难点】
　★Use the words and structures to write a letter and give advice to someone about the best way to learn English.
Teaching Aids　【教学工具】
　CAI or multimedia courseware.
Teaching Steps　【教学过程】
★Step 1　Leading in　【新课导入】
1．Greeting
2．Ask three students to retell the text.One about the history，another about the popularity and the other about the development of basketball.
3．Read aloud the article in 2b.
★Step 2　Cooperative inquiry　【合作探究】
1．Additional activity
2．Finish the task in 3a
①Read the instructions in 3a.Students write their notes about their inventions.
②Think of their problems and inventions to help them.
3．Finish the task in 3b
①Read the instructions.Show the expressions they may use for the ad on the board.
②Write the ad in 15 minutes.
③Read their works to the class.They can learn from each other and help each other.
4．Finish the tasks in Self Check
Activity 1
①Read and review the words in the box.
②Fill in the blanks on their own.The teacher walks around.
③In pairs，correct the work of each other.
④Read aloud the passage until fluently.
Activity 2
①Ask students to say how to write a passive voice sentence simply.
②Ask five students to write the sentences on the blackboard.Other students rewrite the sentences on their own.
③The class look at the blackboard and check.
④Read and translate them into Chinese.
Activity 3
①Read the instructions and understand how to work.
②The teacher leads the class to think back of the inventions in this unit.Quickly and simply describe them.
③Ask students to choose one invention to finish the writing.
★Step 3　Homework
1．Review the unit and read the contents in the whole unit.
2．Write about one invention they want.
3．Translate the following sentences into English.
(1)很难说清谁是第一个想出这个主意的人。(come up with)
________________________________________________________________________
(2)图书馆里一本书被人带回家了。(take…home)
________________________________________________________________________
(3)这支特殊的笔用于在黑夜里写字。(in the dark night)
________________________________________________________________________
Board Design　板书设计
a special car/key/bag/bowl/broom/…
be made of…；be used for…；looks like…；where be made of…；be used for…；looks like…；where and when can be used；how much…
It was invented by…，It looks like…
Teaching Reflection　【教学反思】
　　　This is the last period of the unit.It is important to get the students to use what they have learned in the unit to write something.We will do a lot of work to review the words and expressions about inventions.We can ask the students to make a summary of the passive voice.And then do the exercises.