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Knowledge Goals:
1. Key words : invent invention inventor calculator
2. Target language : --When was it invented ?
-- It was invented in ….
3. Grammar : The passive voice : was /were + done
am /is /are + done
Ability Goals:
1.Read the key words correctly and understand their meanings.
2.Improve listening skills.
3.Make up conversations with the target language and try to improve speaking skills.
4.Learn to communicate with others in English.
教学重点、难点1. key words and target language.
2. The passive voice.教学资源 A recorder、Multimedia
教学过程
教学活动1导入新课
T: Now we live in a world of inventions. These inventions make our life easier and more comfortable. In this unit, we will learn some inventions and their history.
Watch a video about Chinese great inventions.
教学活动2
1. Presentation
1) Show the picture to teach new words:invent /light bulb/inventor invention
Make sure the students read the new words correctly and understand their meanings.
2) Show pictures in 1a
T: Do you know these inventions? Can you say them in English? What’s this in English?
Ss: It’s a telephone/computer/television/ calculator/ car.
Teach the new word: calculator
教学活动3
1. Group work
T：There are five inventions in this part . Which one was invented the earliest and which one was invented the last ? Guess the dates and discuss in what order they were invented.
Help them to discuss by using the following sentences: