课件人教新课标选修7 Unit 3 under the sea

(共30张PPT)
Step 1 Greetings & Lead-in
Let’s look at the video carefully and answer
the question below:
The lobster ( 龙虾） sang ____ ____ ____
many times to the little mermaid （美人鱼）
Unit 3 Under the sea
Step 2 Pre-reading
Talk about your favorite sea animals.
( dolphin, sea lion, shark,whale, etc.)
Look at the following pictures carefully.
jellyfish 水母
seal 海豹
sea-slug
(海蛞蝓 /海兔）
seagull 海鸥
turtle 海龟
sea star 海星
coral 珊瑚
clam （蛤）
dolphin 海豚
eel （鳗鱼）
sea lion （海狮）
shark
Old Tom the Killer Whale (虎鲸）
New Words &Expressions
witness 目击者　　 meantime 同时　　
accommodation 住所　　　in the meantime与此同时
offshore 近海的　　lip 嘴唇
opposite 在…对面　 overboard 越过船舷进入水中
yell 大叫　　　　urge 催促
pause 暂停　　　 abandon 放弃
telescope 望远镜　　 shark 鲨鱼
teamwork 协作 help…out
dive 潜水 帮助某人摆脱困境
flee 逃避　　　 relationship 关系
harpoon 鱼叉　　　 oar 桨，橹
drag 拖　　　　 blow-hole 鼻孔
depth 深度　　　　
Step 3 Pre-reading
1.author:
2.career:
3.writing style:
4.content:
5.place:
6.time:
7.title:
an old man, Clancy
a whaler
anecdote
Old Tom helps to catch baleen whales and rescues the sufferers
Australia
at the beginning of the 20th century
Old Tom The Killer Whale
Step 4 Reading & comprehending
Fast reading to arrange the events of the story
Careful reading to answer the questions
Words study to consolidate
1. Rearrange the order of the events. George started beating the water with his oar.
Clancy grabbed his boots and raced after George to the boat.
Clancy arrived at the whaling station.
The killers started racing between our boat and the whale.
Clancy heard a huge noise coming from the bay.
Clancy was sorting out his accommodation.
Clancy ran down to the shore.
The man in the bow of the boat aimed the harpoon at the whale.
1
2
3
4
5
6
7
8
主旨大意
1. The author mainly tells us in the text that____.
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
2.Careful reading
B
2. Old Tom throws itself out of the water and then crashes down in order to ___. A. give the whalers the information about a whale B. tell the whalers it is hungry C. help the whalers catch the whale D. inform the whalers to run away
A
3. Why did the men start turning the boat around to go home after the whale died A. Because they didn’t need a dead whale B. Because they couldn’t find the whale’s body
C. Because they knew that the dead whale wouldn’t float up to the surface for around 24 hours.
D. They had to do this because it was too late.
C
4. According to the text, the killer whales can protect men from being attacked by____. A. whales B. tigers C. enemies D. sharks
D
3. Consolidation (Word study)
1. Police have appealed for ________ (证人)to come forward.
2. The travel agent fixed up our _____________ (住处).
witnesses
accommodation
3. They’re both called Smith, but there’s no ___________(血缘关系) between them.
4. What’s your ______ salary (年薪）？
relationship
annual
5. Karl Marx was forced to f___ his home country for political reasons.
6. He a _________ his wife and children.
7. Every summer I r___ a room near the beach for a week.
lee
bandoned
ent
Step 5 Homework
Read the text and learn the words & expressions by heart
Do the exercises in the workbook
Preview the useful structures