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4. Culture awareness: (optional)
Ⅲ. The key points and difficult points
1. Key points:
Words and phrases: storm, weigh, journey, excitement, generally, limit, be named after sb., as…as…, at a distance of …, It takes…to do sth.
Sentences: Its diameter is 53% as wide as that of the earth.
You can tell which planet is Mars because it is bright, red in the night sky.
The gravity on the surface of Mars is about two-fifths as strong as it is on earth.
It takes a spaceship about eight months to reach Mars from the earth ….each other.
It has been two days since we landed on Mars.
Grammar: passive voice
Difficult points：
Its diameter is 53% as wide as that of the earth.
It has been two days since we landed on Mars.
Ⅳ. Learning strategies
通过1a学习预测文章的内容。
通过1b利用图表复述课文。
Ⅴ. Teaching aids
火星、罗马战神Mars、太阳系等的图片/小黑板/ppt等。
Ⅵ. Teaching procedures
Stage
(time period)Interaction
patternsTeacher activityStudent activityRemarks1Getting students ready for learning
(5mins)Class activityPresent some pictures and objects to learn the new words and phrases: solar system, Roman, god, be named after sb., diameter, gravity.
T: What’s this?
T: Oh, your geography is quite good. It’s solar system.
T: What’s this, then?
T: Who is he?
T: He is the Roman god of war, Mars. And the planet Mars is named after him.
T: Look at me! I will measure the diameter of the ping-pong ball. Oh！Its diameter is 5 centimeters long. Could you tell me what diameter means?
T: You got it! (drops the ball ) Oh, my god!