Train the students' writing and speaking skills with the target language.
3.Moral Objects
If you are alone on a tiny island, what inventions would you like to have on the island with you?
Ⅱ.Teaching Key Points
1.Talk about the helpful inventions and annoying inventions.
2.Guide the students to discuss their opinions on the inventions.
Ⅲ.Teaching Difficult Points
1.Discuss the opinions on the inventions.
2.Use the target language to describe the inventions.
Ⅳ.Teaching Methods
1.Pairwork
2.Groupwork
Ⅴ.Teaching Aids
Some pictures of the helpful inventions and annoying inventions.
【学习辅助材料】
PPT课件
Ⅵ.Teaching Procedures
【教学程序】
Teaching and learning steps Learning contents T’s activities Ss’ activities Purpose Time
（1）
Revision
（从有关发明的话题入手，增加学生学习的兴趣.）
（PPT） T: What’s the invention? Who invented the inventions ? Can you tell me ?
T:The inventors are great.Are you great?
T: Let’s have a competition between two groups. Boys are Group 1, girls are Group 2. Let’s see which group will be the winner，OK?
1. Tell Ss the requirements .
T:First revise the passive voice.Look at the information and finish the blanks.
2. Ask two students to finish it.
3.T checks the answers.
( 老师奖励。)
4.Ask Ss to read the sentences after the teacher. 1.Students answers them.
2.Ss say yes.
3.Ss do it by themselves.
www.yf1234.com
4.Ss read them together. 上课初提出疑问，引出比赛要求和奖励办法，能让学生对学习充满积极性。
复习旧知，为接下来学习新知做铺垫。这一过程不但可以很好地考查学生上节课所学知识，及时发现问题，查漏补缺。 5’
（2）Presentation
（2）Presentation
Part 3a
Words:light bulb microwave
oven
(PPT)
1. T: Look at the picture.What’s this?
2. T: And this?
light bulb (板书)
3. T: What’s this?
microwave oven(板书)
4.T:The inventions can be divided into helpful inventions and annoying inventions.I think the computer is a helpful invention.The gun is an annoying invention. Which do you think are helpful inventions/annoying inventions? 1. Ss :闹钟。
When was it invented教案