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《Warming up、Pre-reading、Reading、Comprehending》集体备课教案优质课下载
a. Enable Ss to talk about the science of the stars, the development of life and space travel and gravity.
Where do we come from?
How did the universe begin?
Why is the universe the way it was?
How will it end?
How much do you know about universe?
Do you want to have a space travel?
Do you know something about gravity?
b. Understand the text and answer the following questions:
What was there on the earth before life could begin?
Why do scientists think there has never been life on the moon?
Why did animals first appear in the seas?
Why did green plants help life to develop?
Why were mammals different from other animals?
c. Enable the Ss to understand the details about the passage, choosing the correct answer according to the text and put the order of development of life into a time line and answer questions.
d. Retell the passage using key sentences.
3. Learning ability goals 学能目标
Enable Ss to learn how to talk about the beginning of life on the earth.
Teaching important points教学重点
a. Talk about the beginning of life on the earth.
Why did animals first appear in the seas?
Why did green plants help life to develop?
b. Discuss the order of development of life.
Teaching difficult points教学难点
a. Understand the beginning of life on the earth.