文档介绍：Unit 4 Astronomy: the science of the stars
Teaching goals 教学目标
1 Target language目标语言
a重点词汇和短语
suffer, settle , realize , worry about , have got to, tie up
b重点句子:
He was very disappointed.
What it was to e was a mystery.
To save money, you must use as few words as possible.
c. Practise talking about problems in study or life
My problem is…
The difficulty is…
My trouble is…
The question is…
My advice is…
What I think about it is…
The fact is…
My suggestion is…
2 Ability goals 能力目标
Learn to use Noun Clauses as the subject..
3 Learning ability goals 学能目标
Let Ss learn how to use Noun Clauses as the subject
Teaching important points教学重点
the use of Noun Clauses as the subject
Teaching difficult points教学难点
How to teach the Ss to learn to use Noun Clauses as the subject
Teaching methods教学方法
Learn grammar through practice
Teaching aids教具准备
A projector
A blackboard
Teaching procedures & ways教学过程与方式
Step I Revision
Check retelling of the passage.
The explosion of the earth produced water vapor, which turned into water when the earth cooled down. Water allowed the earth to dissolve harmful gases into the oceans and seas. That made it possible for life to begin to develop. The arrival of small plants encouraged the development of early shellfish and all sorts of fish. Many millions of years later the first green plants began to appear on land. Later