文档介绍：Unit 1 great scientists 教案
using language
Teaching procedures & ways:
Step 1 Revision
Check the homework.
Step 2 Teaching the new words(from “Nicolaus Copernicus ”to “logical ”)
Step 3 Reading
1. Fast reading
Read the passage and do Ex 1 on Page 7.
Before Copernicus ’theory Showing Copernicus ’theory
A diagram showing the solar system A diagram showing the solar system
with the earth at its centre with the sun at its centre
2. Careful reading
Read the passage carefully and answer the following questions.
(1) Why was Copernicus frightened and cautious? (Para 4)
(2) Why could he not tell about his theory? (Para 1)
(3) What was his theory about? (Para 1)
(4) What had the astronomers noticed in the sky? (Para 2)
(5) When did Copernicus complete his theory? (Para 3)
(6) How did he explain changes in the movement of the planets and in the brightness of the stars?
(Para 4)(7) When did he publish his idea? (Para 4)
(8) Why do people think there is a link between his theory and the work?
3. Post reading
If you were Nicolaus Copernicus, would you have hidden your theory for so many years? Give
a reason.
Step 4 Language points
1. lead to导致
Too much work and little rest often lead to illness.
Only working hard leads to your success.
2. only if 只有，只要（only 放句首时，主句要倒装。）
Only if a teacher gives permission is a student allowed to enter the room.
Only in this way