1. Lecturer: Yan Hongyun
Class: Class 4 , Senior2
Date: December 4th , 2007

2. Choose the best answer as quickly as possible :
1.____of the earth surface is covered by the sea.
A.6/7 B. 5/6 C. 4/5 D.3/4 D A
2.Of the four oceans, __is the one with the largest area.
A. the Pacific Ocean
B. the Atlantic Ocean
C. the Indian ocean
D. the Arctic ocean

3. D A 3.Which animal is the biggest in the ocean? _______________.
A. shark B. dolphin
C. sea horse D. blue whale D A
4. Sea animals are in Group__________.
A. penguin tuna starfish seal
B. chimpanzee eagle peacock squirrel
C. zebra camel pigeon crocodile
D. onion cabbage peach beaver

4. 5.Ocean can bring us some mineral resources as follows: __________
shrimp crab kelp lobster
fur skin horn salt
bamboo thrill trade hiking
uranium silver copper gold D
6.Which countries are famous for fishing?
__________.
A. Peru B. Japan C. France D. Finland
ABD

5. 7. _____is a coastal city with developed tourism .
Berlin B. Sydney
C. Paris D. Chicago B
Oceans provide a habitat for millions of species of plants and animals, moderate(调节) our__________.
temperature B. transportation.
C. communication routes
D. petroleum deposits A

7. Unit 6
Oceans under Threat

8. What can we see in the picture?
Marine life
fish
coral reef
seaweed
We can see different types of___________, such as fish,_________ , _________and so on. The ocean is simply a wonderland---providing us not only with food, but also with a wide range of enjoyment.
marine life
coral reefs
seaweed

9. In what ways do human activities affect the creatures in the pictures?
overfishing
frequent visits
pollutants piling up

10. Read the text quickly and answer the questions.
What is the text mainly about?
Which paragraph is not about problems facing our oceans?
The text is mainly about threats facing our oceans.
Paragraph E: Possible Solutions.

11. Read the text and then ask and answer questions in turn .

12. Human Activities and Their Impacts
Not enough fish to breed in these areas
overfishing
Other fish being affects
Not enough fish for human beings
killing
Marine creatures becoming rare
Coral and shellfish being destroyed by heavy boats
Touring
Natural cycles of marine life being disturbed
Pollutants piling up on a continental shelf
Dumping
Marine life being poisoned and never recovering

13. Possible solutions: _________ are to be made.
_________ are to be enforced.
_________are to be ________ ________________________ .
___________________________
___________________. …
Laws
Regulations
People
made aware of
the importance of ocean protection
Every species of marine life is to be saved.

14. Describe the picture and comment on the little girl and the whale.

15. Assignments: Assignment II ( Group Work )
Assignment I ( Individual Work )
1. Follow the tape and practise reading the text . Look up some words and expressions in the dictionary if you feel difficult .
2. Summarize the text : Do Exercise C1 and C2 .
Assignment II ( Group Work )
Do you know about the recent whale hunting in Japan? Please write a letter to the Environmental Protection Bureau(环保局 ) to show our concern about both human beings and whales.

16. Good-bye!
Thank you!