英语：Unit 1《Great Scientists》教案（5）（新人教版必修5）
Period 5 Using language (Grammar)
全模块Teaching aims
1. To help students learn to describe people
2. To help students learn to read a narration about John Snow
3. To help students better understand “Great scientists”
4. To help students learn to use some important words and expressions
5. To help students identify examples of “The Past Participle (1) as the Predicative & the attribute”
Step I Pre-reading
1. Talt the center of the solar system.
“Do you know what is the center of the solar system?”
Ask the students to look at the pictures on pages 7. And remind them of the common knowledge of “Sun-Centered Theory”.
2. Talt Copernicus .
We know the first scientist is Copernicus. He was one of the first scientists to use mathematical observations to collect information. He believed the sun is the center of the universe and the earth and other planets went around it.
Step II Reading
1. Read through the passage, and tell whether the following statements are true or false.

(1) At Copernicus’ time, Christian Church
was in charge of many western countries. (T)
(2) Copernicus noticed that observed from the earth, some planets appear in front of or behind the earth. (F)

(3) Copernicus didn’t show his new theory to his friends until he completed it. (T)
(4) His friends were not interested in his ideas. (F)

(5) Since he was not afraid of being attacked by the Church, Copernicus published his book as soon as he finished working on it. (F)
(6) Newton, Einstein, and Hawking are all scientists who made contribution to the study of the universe. (T)
2. Read carefully and try to draw the two theories of the universe. This time the students are encouraged to read the passage carefully and then do the exercises and problems on pages 7. Encourage the students to fulfill them quickly and correctly. And check the answers together.
Before Copernicus’ theory Showing Copernicus’ theory
A diagram showing the solar system with the Earth at its centre A diagram showing the solar system with the Sun at its centre