一、知識結構
1.單詞和詞組.
四會：at present，nature，common，recently， alive，year by year，greatly，one day，sick.
三會：increase，similar，equipment，disappear，period，research，protect ，paint
2.日常交際用語
Why are you making this joureny?
We are trying to collect money for a wild life project.
We want to … so that
That sounds a great idea.
What's the purpose of your new project?
Good luck with your trip!
3.語法
理解并初步掌握現在進行時被動語態的用法。
二、知識點、能力點提示
1.at present=at the present time=now
This kind of jacket is very popular at present.
2.alive,living
①alive 通常作表語，后置定語和賓語補足語，living作表語和前置定語。
The fish is still alive(=The fish is still living)作表語。
Who is the greatest man a live(=Who is the greatest living man.)在世的人中，誰最偉大?作定語。
They kept a sick milu deer alive at the centre.(alive作賓語補足語)
注：以a開頭的形容詞均屬于表語形容詞，awake alone, asleep,afraid 一般只能作表語 ，需作賓語時，可用其它詞代替。
Thy boy is afraid.
He is a frightened boy.
The fish is alive.
It's a living fish.
The man is awake.
He is a waking man.
而且這些表語形容詞有些不能和very連用，不能說very awake 而應說 wide awake；不說 very asleep 而說 fast asleep；不說very alone 而說 very much alone或all alone。另 外不以a開頭的表語形容詞有： glad、ill。
3.deer為單復數同形的詞，類似的有(fish,sheep,Chinese，Japanese,aircraft)
Isn't that deer lovely?
Those sheep are eating grass in the sun.
4.year by year. 逐年.類似的有day by day,one by one，step by step(逐步) year by year 強調動作的變化，另一類似短語year after year強調動作的重復。
The temple stands there year after year.
The young trees grow taller year by year.
5.common和usual
common意為因常見而普通，或不足為奇的，反義詞為rare.引申為共同的，同有的。
Deer used to be common in China long ago,but now it is a kind of rare animal.
We have much in common. 我們有許多共同之處。
Usual 意為一貫如此的，或習慣性的。
As usual,he arrived early and started to work.
6.some day 和 one day
some day 可用于將來時和過去時，one day只能用于過去時。
One day(some day),I saw him on the street.
People can travel to the moon some day.
7.There be+賓語+doing+句型.
There will be milu deer living in the wild.
There is a car waiting outside.
三、知識點、能力點訓練
Ⅰ.閱讀理解
The dodo was a large bird that you might not think was a bird at all ,for the do do could for fly. It was a member of the chicken family. The bird was discovered by European sailors in 1507,on Mauritius Island(毛里求斯島).
When the sailors talked about the strange birds that could not fly,you can image (想象)people found it hard to believe their story. The Europeans who settled on Mauritius Island and the pigs they brought with them found birds very good to ea t. So large numbers of dodoes were killed and by 1681,no living dodoes were found on the island. A few dodoes were brought to England in the 17th century,but for 200 years none have been seen alive. This is the reason for the phrase"as dea d as a dodo",Because they died out completely, the dodoes became very well-know n.
1.The writer tells us that the dodo .
A.existed(存在)between 1507 and 1681.
B.has existed since 1507.
C.doesn't exist now.
D.may have existed.
2.What was so unusual about dodoes as a bird?
A.They looked like birds but couldn't fly.
B.They lived longer than other birds.
C.They were very good to eat.
D.They were all killed.
3.Dodoes are no longer seen on Mauritius Island because they .
A.were killed by pigs.
B.were all taken to England.
C.have been driven away by the settlers.
D.have all been killed for food.
4.The phrase"as dead as a dodo"is sometimes used to describe something that .
A.cannot protect itself from being eaten
B.is sure to die
C.can not fly or move fast
D.no longer exists
5.From the second paragraphs whose story did people find it hard to believe?
A.The European's B.The dodoes'
C.The settlers' D.The sailors'
Ⅱ.書面表達。
以中學生的名義寫一封信呼吁世界各地的中學生拯救大熊貓(giant panda)，信的內容如下 ：
1.大熊貓是中國的稀有(rare)動物，也是世界稀有動物之一，為中國人民和世界人民所喜愛。
2.大熊貓生長在山里，以竹子為食，由于山林遭到破壞，竹子被砍伐，大熊貓覓食越來越困 難，正瀕臨滅絕。
3.我國已建立數個自然保護區(Conservation zones)，以保護大熊貓，但需更多的資金。
4.我們希望大家伸出援助之手來保護大熊貓。オお
key to unit 17
Ⅰ 1-5 C C B C A
Ⅱ Lend a hand to save the panda.
The giant panda is a rare animal in China ,and also one of the rare animals in t he world.It is loved by both the Chinese and the people of the world.
The home of the giant panda is in the mountains. It lives on the tender leaves a nd bamboos. As more and more forests are being destroyed and bamboo has been cut
down.
It's becoming more and more difficult for giant pandes to find food for t hemselves.To ser ve pandas, China has set up some conservation zones.More money is needed to carr y out this important rescue project.
It is our eager hope that people who care for the preservation (保護) of rare an imals will lend us a hand to help save the giant panda, so that this kind of lov ely rare animals will live with mankind for ever.