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必修3《Using LanguageⅡ》精品教案优质课下载
Emotional Goals:
By reading How Life Began on the Earth,get students to know how life began on the earth.
Key Points
Guide students to understand the reading passage,get the to retell the text with the help of the notes.
Encourage students to say something about the topic “As students, what can we do to slow down the speed of global warming?”.
Difficult Points:
How to guide students to understand the passage.
Teaching Facilities:
Multimedia Blackboard
Teaching Methods:
Independent learning and exploring.
Group work and Task-based methods.
Teaching Procedures:
Step 1.Leading-in
Get students to answers the following questions;
1..Is there life on all planets?
2.Each religion and culture has its own ideas about how life began on earth.What do you know?
3.Do you believe in such stories? Are they based on science?
Step 2.Fast-reading
Get students to go through the passage to match the main idea with each paragraph.
Para 1 The importance of water for life
Para 2 The arrival of humans and their influence on the earth.
Para 3 The formation(形成) of the earth
Para 4 A widely accepted theory of the origin of the universe.
Para 5 The development of plants and animals on the earth.