课件27张PPT。1U9 Sea water and rain water
The oceans1Read para.1-3 and answer Dory’s questions.1.How much of the earth is water?2.Where can we find water? 3.Who are my sea animal friends? 4.What do you think of whales/ dolphins/
sharks/ starfish and sea horses?I am Dory …EarthLand: 25%
Water: 75 %three quartersa quarterAlmost _________________of the Earth is water.three quarters1.How much of the earth is water ?str___ m/stri:m/2.Where can we find water ?We can find water in the…eaWe can find water in the streams, rivers, lakes, seas, and oceans.riverlakeseaoceanshark/????/3.Who are my sea animal friends?dolphin/???????/whale/????/st f sh/????????/ari/?????????/s h seea orssssdangerouslarge_nt_ll_g_nt/????????????/i e i e4.What do you think of the sea animals?interestingbeautiful the largestWhales are the largest animals on the earth. … are one of the largest animals on the earth.…Sharks/lions are one of the most dangerous animals
on the earth.dangerousDolphins are one of____________________________
on the earth.the most intelligent animalsintelligentjellyfishseal_______ are one of _________________ on the earth.Almost three quarters of the Earth is water. Many fish and sea animals live in the streams, rivers, lakes, seas and oceans on the Earth.
Whales, dolphins and sharks are sea animals. Whales are the largest animals on the Earth. Dolphins are one of the most intelligent animals. Sharks are one of the most dangerous animals.In the oceans, you can find starfish and sea horses. They are interesting and beautiful sea animals.Almost …is water. Many fish and sea animals live in the … on the Earth.
… are sea animals. Whales are … on the Earth.
Dolphins are … .Sharks are ….
In the oceans, you can find …. They are …sea animals.RetellPeople get f_____ from the oceans. The seafood we eat is from the oceans. Fishermen use nets to catch f____ and prawns in the deep sea .
The oceans are i_________ to all animals on the earth. We must keep them c_____. We must stop polluting them.foodfishMore about my homeimportantcleanRead the whole passage by yourselves, then, we will have a competition.
Let’s have a competition about the oceans.
Rules:
Put up your hands as quickly as possible
if you know the answer.
2. Each student just has one chance (机会）to
answer the question.
Class Competition
Are you ready?1. How much of the earth is water?2. Where can we find water?3. What are the largest animals on the earth?4. What do you think of dolphins?5.Name two beautiful things in the oceans.6. What do people get from the oceans?7. How do fishermen get food from
the oceans?8. What do you think of the oceans?My dear human friends,
I am in danger. I really need your help!
_____________________________________
_____________________________________
_____________________________________
To help us is to help yourselves!
Yours,
DoryGroup work
Discuss and complete a letterDory’s letterProtecting the oceans is protecting ourselves!
保护海洋就是保护我们自己！11. Read the text at least 3 times and try to recite it.
2. Improve the letter and get ready to present the letter orally without looking at it in the next class. AssignmentWorksheet
The oceans
Almost three quarters of the Earth is water. Many fish and sea animals live in the streams, rivers, lakes, seas and oceans on the Earth.
Whales, dolphins and sharks are sea animals. Whales are the largest animals on the Earth. Dolphins are one of the most intelligent animals. Sharks are one of the most dangerous animals.
In the oceans, you can find starfish and sea horses. They are interesting and beautiful sea animals.
People get f________ from the oceans. The seafood we eat is from the oceans. Fishermen use nets to catch f_____ and prawns in the deep sea .
The oceans are i______________ to all animals on the earth. We must keep them c_________. We must stop polluting them.
1.Individual work: Fill in the blanks in Para.4-5.(根据上下文和首字母填入恰当的单词)
2.Group work: Discuss and complete a letter for Dory（四人一组，讨论并完成Dory的信。词汇、短语，仅供参考.）
Word box（rubbish, overkill, overfish, dirty water…throw…into…, pour…into…）
Dory’s letter
My dear human friends,
I really need your help! We are losing our home—the oceans.
_____, _____, _____, _____ and _____live in the oceans,
but the oceans are in danger because____________________.
The animals are also in danger.
As you know,
Whales are ____________________.
Dolphins are ____________________.
Sharks are very _____, but they are very ________.
Starfish and sea horses are ____________________.
They are all my friends, we want to have ________ oceans.
You must（not）____________________.
The oceans are ________ to you and me.
Protecting the oceans is protecting ourselves.
Yours,
Dory
