(共23张PPT)
Unit 3 Under the sea
Now, we are on a snorkeling trip under the sea.
Later, we’ll come across a great variety of marine(海洋的) animals.
Guess what we’ll see?
What are those?
Dolphins
What’s this?
A Jellyfish(海蜇,水母)
Look~ ~ It’s coming towards us.
That
is
a
Sea
turtle.
That looks beautiful!!!
It’s a sea horse.
Oh, some other different oceanic animals~!
seaflower
sea star
coral
Different kinds of little fishes
An Angel fish
Seaflowers
Clown fishes
A shark is coming ~ Dangerous!
He notices us~ We must go now. ^^^^^^^
If you like, you can go to see more about the ocean life at an aquarium.
Pre-Reading:
Guess what is the name of this animal?
A Killer Whale !
What do you know about killer whales?
Common name:
Killer Whale
Introduction:
Males can reach lengths up to 27 feet.
Killer whales are found in all oceans of the world. As a group, killer whales are known to eat fish, seals, sea lions, penguins, even other whales. Thus, they are called “Killer Whales”
Do the “True” or “False” exercises.
The author believed the story
was true at the very beginning.
2.The killer whale was throwing
itself out of the water and then
crashing down again just to play.
3.Old Tom swam by our boat, showing
us the way.
4.The whale was caught by the killers and its whole body was eaten by the killers.
5.James was afraid of being abandoned by us.
6.No one saved James, and he was killed by a shark.
Answer the following questions:
1. What other animals did the author
compare the killer whales with?
2. Why did George think that the killer
whales worked as a team?
3. How did Old Tom help James? Why
do you think he did this?
What other animals did the author compare the killer whales with?
Why did George think that the killer whales
worked as a team?
3. How did Old Tom help James? Why do you think he did this?
dogs
Because he could see that some of the killers
were throwing themselves on top of the
whale’s blow hole while others were preventing
it from swimming out to sea.
Old Tom prevented James from drowning.
Old Tom wanted to help his human friends.
The first anecdote is mainly about ____.
A. the killer whales are easily trained
B. the killer whales can help the whalers catch the huge whales
C. the killer whales kill the whales for their food
D. the killer whales drag the whales under the water
B
2. _____ killed the whale at last.
A. Old Tom
B. the killer whales
C. the author
D. the whalers
D
3. After the whale died, the whalers turned the boat around and went home because _____.
A. they knew it would float up tomorrow
B. they abandoned it
C. the killer whale would drag it back soon
D. a dead whale is useless
A
4. The killer whale protected James
by _____.
A. fighting the shark
B. killing the shark
C. preventing the shark going closer
D. dragging him back
C
5. From the story, we learn that _____.
A. the whalers needn’t train the killer whales
B. the whalers may train the killer whales
C. the killer whales live on other whales
D. the author worked in the whale station for a long time
B
Homework:
1.Finish the related exercises.
2.试卷一张