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培养学生爱探索的精神，并激发学生对英语学习的热情。
教学重难点（Teaching key points and difficult points）
Key points: 词汇：camera、watch、invention、travel
句型：... think(s)...is a great invention.
Because... Difficult points: 灵活运用重点句型，并活用于其他场景，能够进行情景交际。
教学过程（Teaching procedures）
Step 1 Pre-task Preparation
1.师生问好
T：Class begins.
S1:Stand up.
T:Good morning, boys and girls.
S:Good morning, miss Hong.
2.Warming up
T:Let’s play a game. Have you ever seen the program“Super Brain”?
S:Yes.
T:Now let’s see who is the super brain, There are some words on the blackboard. You should memorize them in 20 minutes.Are you ready?
S:Yes.
T:Ok,Go.(idea,nail,vegetable,easy,newspaper,teacher,
island,often and night)
T:What words do you see?
T:Let’s read these words together. Now let’s see the first letter of these words. They are “i,n,v,e,n,t,i,o,n”.This is a new word for us.It means “发明物，创造物”.Read after me, invention.
S: Invention.
Step 2 While-task Procedures
课堂导入
T:(Show a picture )Today we are going to learn some great inventions. The topic is unit 10 Great inventions.
S:Great inventions.
T:What is this in my hand?
S:Watch.
T:What can we do with watch?
S:We can know the time.