Teaching Plan of Unit 13
The water planet

Tasks which should be achieved in this unit:
a. Achieve language skills and related knowledge about the topic of water and the ocean.
b. Learn how to make suggestions and how to express opinions.
The water is being used to /for….
We should/ could….
If we …, we can ….
It would be better to …
c. Vocabulary in this unit:
benefit, disadvantage, range, available, pure, mass, float, absorb, stable, bottom;
d. Useful expressions:
benefit from, range from … to…., all the way, be made up of, that is, freezing point, break down, mix with, be measured in…, take advantage of…, keep … steady, manage to do.
e. Grammar:
Review Modal Verbs.
情态动词can, could, may, might, will, would, shall, should, must, can’t 等的用法。
1) can /could
Jin can speak English well. (ability)
Could you please show me the way to Beihai Park? (request)
2) may /might
May we see the awards for the teams? (permission; request)
She might give you some new clothing. (possibility)
3) will /would
The Spring Festival is the most fun. The whole family will come for dinner. (promise; agreement)
Often he would dress up like a rich man. (past habit; custom)
4) shall /should
The harvestfestival begins on Saturday. We shall be there with our friends. (promise; agreement)
You should arrive at the airport two hours before he goes. (advice)
5) must /can’t
Wang Feng wins an award every year. He must be very strong (speculation)
You must be joking. That can’t be true. (guessing)

Teaching procedure:
Period 1.
Contents: Warming up & reading comprehension
Step 1.Warming up
Aim: Make students get to know something about water.
Step 2. Pre-reading
1.Show some pictures of making electricity, irritating in agriculture, transport by ships, etc,.
2. group work:
How is the water being used?
Step 3. While-reading
1.Scanning: Ss read scan the bold words in the passage and understand the structure of the passage.
How many parts are there in the passage?
2.Ss read and get the main ideas of each part.
Part 1(para1): the properties of water;
Part2(Para2): chemicalstructure of water---H2O
Part3(Para3): salinity----- the percentage of salt.
Part4(Para4): Density
Part5(Para5): heat capacity
Part6(Para6-7) Ocean motion
Step 4. After-reading
Finish the post-reading Ex on P21.
Step 5. Assignment
1. surf the internet and get more information about water and ocean using search engines like yahoo or baidu. ( or just input the key words like Jules Verne into the address column of IE)
2. discussion:
What will you prepare for writing an explanation of corals?
After discussion, work out an outline.
Period 2.
Contents: difficulties in the passage.
Step 1. Warming up
Ask some Ss to present their homework.
Step 2. Learning about the language:
Play the tape for students to follow.
Teacher explain some language points in the text on page 19--20.
1. Who benefits from using water in this way?
Benefit…from/ by…
This song reminds me of France.
Remind me to answer the letter.
I reminded her that the book would cost her much.
2. Life in the oceans ranges from the tiniest plankton all the way to giant like sharks and whales.
Range from… to…/ range between …. And…. 意为“从。。。。到。。。不等；在一定的范围内变化”，例如：
Temperatures here range from 10 to 30 degrees centigrade.
Prices range between ￡7 and ￡10.
His interests ranged from chess to canoeing.
3. The two hydrogen atoms form a polar molecule, that is, one with a slightlypositive end and one with a slightlynegative end.
That is 用作插入8，意为“那就是，即”
My birthday is a week lat
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