高中英语必修三 四单元教案

高中英语必修三 四单元教案

教学重点： 1. Get the students to learn different reading skills . 2. Master the main idea of the text . 教学难点： Get the students to learn different reading skills for different reading purposes . 教学方法： 1. Task ----based teaching and learning . 2. Cooperative learning . 3. Discussion . 教学过程： Step I : Greetings and lead in . Step II: Fast reading . 1. How old is the universe ? 2. How old is the earth ? 3. What form was the earth after the “Big Bang”? 4. What made up the earth’s atmosphere after the earth exploded ? 5. Why are mammals different from all life forms in the past ? Step III: Careful Reading Summarize the main idea of each paragraph . Para 1. ___________________________________________________ Para2.____________________________________________________ Para3.____________________________________________________ Para4.____________________________________

________________ Para5.____________________________________________________ Step IV:Write down the development of plants and animals . 1.Small plants on water . 2.____________________________ 3.___________________________ 4.____________________________ 5.___________________________ 6.____________________________ 7.____________________________ 8.____________________________ 9._____________________________ Step V: Post –reading (课后反思) What would we do to protect our earth ? Step VI:Homework .