Unit 6 Earth first Starting out Understanding ideas教学设计（无答案）2025-2026学年高中英语外研版（2019）必修第二册

Unit 6 Earth first
Understanding ideas: Sharks: Dangerous or Endangered？
编写人： 时间：
Learning aims
To get the main idea of each paragraph by fast-reading;
To get some detailed information by careful reading;
To raise awareness of protecting sea animals.
Key and difficult points
Key points: To learn the purpose of the passage and the changes of people’s attitudes to sharks.
Difficult points: To raise students’ awareness of protecting sea animals.
Learning procedures
Step 1 Lead-in
Look at some pictures. Use some adjectives(形容词) to describe the pictures.
Step 2 Pre-reading
Look at the title and the picture, and predict what the passage will talk about.
Step 3 While-reading
① Match each paragraph with its main idea.
(
a.
The n
umber of large sharks fell quickly due to fear of sharks and finning.
b. Jaws strengthened
the
idea of shark as a dangerous animal.
c. Peter admitted that his book was wrong about sharks.
d. Jaws made people become more scared of sharks and kill them.
e. More people want to protect sharks now.
) (
Para. 1
Para. 2
Para. 3
Para. 4
Para. 5
)
Organize the structure.
(
Question
) (
Sharks:
Dangerous or Endangered
)
(
Analysis
分析
) (
Para __
and
____
________
) (
Para
1 and
_____
dangerous.
)
(
Conclusion
结论
s
分析
) (
Para ____
More people want to_____________________.
)
(
语篇类型

：
A.Narration
（记叙文）
B.Exposition
（说明文）
C.Argumentation
（议论文）
)
② Activity 3（Page84）
Choose the author’s purpose in writing the passage.
A. To criticise Peter Benchley’s misleading description of sharks in his book and advocate the protection of sharks.
B. To explain people’s misunderstanding of sharks and raise awareness of shark protection.
C. To inform people about sharks and recommend the film and the book to them.
③ Activity4 (Page85)
Step 4 Post-reading
① Fill in the blanks
The 1975 film Jaws was a great success, 1._______(attract) huge audiences and winning many 2.______(award). People have always been 3._____(scare) of sharks, but Jaws made things 4._____(bad). Many people 5.___ saw the film considered sharks 6.___ bad animals. Some even began to fish for sharks. As 7.__ result, the number of sharks fell quickly. This was not only due to fear of sharks, but also finning. After finning, the sharks 8.________(throw) back into the sea where they die painfully. In 1980, Peter Benchley came across an awful sight. He admitted that his book was wrong about sharks’ behaviour. 9._________(fortunate), more people become interested in sharks now, and they want to protect them from 10.________(extinct).
②Discussion
(
Useful expressions:
There are many/various ways to protect ...from...
①
Firstly/To begin with/Above all,
we should/are supposed to do...in order to
②
What
’
s more,/Moreover,
doing...is necessary/important/beneficial.
③
Finally/Last but not least,
it is +adj./n. for us to do ...
)How can we protect sharks
Step 5 Language focus
strengthen v.巩固，加强
criticise v.批评
misleading adj.误导人的
misunderstanding n.误解，误会
raise awareness of 提高对..的意识
be scared/frightened of 害怕
consider A as B 把A视为B
protect...from 保护...免遭
Step 6 Assignment
Write an initiative(倡议) to protect sharks. (situation, reasons, measures)
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