资源简介

(共16张PPT)
Section A (2a~2d)
Unit 4
The Wonders of Nature
能正确认读关于深海探索话题的相关词汇: deep sea, submersible, ocean floor, Fendouzhe, rubbish 等.
通过听力捕捉、对话分析，获取文本中关于深海深度划分的关键信息，归纳并内化询问与介绍自然奇观的常用表达（如Where does the deep sea begin ）。
学习目标
01
02
Can you say some words related to water
sea
river
lake
waterfall
snow and ice
Lead in
What do you know about the deep sea Let’s follow Fenfouzhe to explore.
新课讲授
Complete the sentences with the information from the picture.
1. Fendouzhe reached _______.
2. The deep sea begins at _______.
3. The Titanic rests at _______.
4. A whale can dive to _______.
D
A
C
B
2a
A class is asking a deep-sea researcher some questions after his talk. Listen and tick the topics they discuss.
where the deep sea begins
why people are researching the deep sea
which Chinese submersible dived deeper in the water than many others
what deep-sea animals are like
how everyone should protect the deep sea
2b
Listen again. Complete the sentences with the facts from the conversation.
1. People still don’t know much about the ____________.
2. In ______, China’s Fendouzhe dived into the deep sea and filmed it.
3. Some animals have unusual abilities. Some are ______ but can “see”.
Some can even create their own ______.
4. There is rubbish even at _______ metres deep.
ocean floor
2020
blind
light
11000
2c
Ms Gao: Thank you for the wonderful talk, Mr Jones. Now, does anyone have any questions
Emma: I do! Why are so many countries ______________________
Mr Jones: Well, ________ is one reason. We don't know enough about the ocean floor.
Fu Xing: I remember that in 2020, China's Fendouzhe _______________ the Mariana
Trench than many other submersibles in the world and filmed it. But I didn't see any deep-sea animals. What are they like
Mr Jones: Well, many deep-sea animals are ________________. Some animals are blind, but they can "see" as well as others. Some even __________________!
Peter: Cool! Are there any other surprising facts about the deep sea
Mr Jones: Did you know that there's rubbish even at 11,000 metres deep That ________ many people.
Ms Gao: That's terrible! We should do something about it.
Mr Jones: You're right!
Listen again and fill in the blanks.
researching the deep sea
curiosity
dived deeper into
large and unusual
create their own light
shocked
What kind of learners are Emma, Fu Xing and Peter
Student What they do What we can learn
Emma
Fu Xing
Peter
Further thinking
Asks about reasons
Be curious about why
Shares what he knows, then asks for more
Connect old and new knowledge
Asks for more surprising facts
Always want to go deeper
Read the questions and think of more you would like to ask the deep-sea researcher. Research the answers. Then ask and answer the questions with a partner.
What is the largest shark in the deep sea
What is the bottom of the deep sea like
Why is it important to research the deep sea
The bottom of the deep sea is …
The largest shark in the deep sea …
2d
A: What is the largest shark in the deep sea
A: Why is it important to research the deep sea
B: The largest shark alive today is the whale shark.
But it doesn't live in the deep sea.
In the deep sea, sharks are usually smaller, like the frilled shark.
B: It’s important because we can find new sea animals, learn about the origin of the Earth, discover useful natural resources (like oil and gas) and protect the whole ocean environment.
A: What is the bottom of the deep sea like
B: It's very dark and cold.
The bottom is covered with soft mud.
There are mountains, volcanoes, and deep trenches.
Sample
1. Some animals have unusual abilities. 有些动物拥有特殊能力。
unusual adj. 特别的；不寻常的 反义词：usual adj.平常的
unusual由 un-(表示否定)和 usual 构成，意为 “不寻常的；特别的”
She has an unusual talent for painting. 她在绘画方面有独特的天赋。
It’s unusual for him to be late. 对他来说迟到是很不寻常的。
【拓展】unusually adv. 不寻常地 usually adv. 通常
常用句型：It’s unusual to do sth. 去做......是不寻常的。
Language points
2. What is the bottom of the deep sea like 深海底部是什么样子的？bottom作名词，意为“底部；最下面”。常和介词“at” “on” “in”等搭配。
There are some rocks at the bottom of the sea. 在海底有一些岩石。
Look at the words on the bottom of the page. 看这页底部的单词。
Our house is at the bottom of the hill. 我们的房子在山脚下。
【拓展】bottom还可作形容词，意为“底部的；最后的”。
Please put it in the bottom drawer. 请把它放在最下面的抽屉里。
1. The scientists will ______ (潜水) into the deep sea to study the unusual
creatures.
2. We still don't know the exact ______ (深度) of some parts of the ocean.
3. The ________ (deep) part of the ocean is about 11,000 metres.
4. Some deep-sea animals look _________ (usual) and even scary.
5. The _______ (bottom) of the sea is dark and quiet.
dive
depth
deepest
unusual
bottom
一、根据括号内提示拼写单词
当堂检测
1. 这个公园真的是个自然奇观。
The park is really a ________ ________.
2. 这条河大约5米深。
This river is about ________ ________ ________.
3. 科学家在湖的底部发现了一些奇怪的生物。
The scientists found some strange living things ________ ________ ________ ________ the lake.
二、完成句子
natural wonder
five metres deep
at the
bottom of
Research one deep-sea animal and write 3 sentences about it.
Design a poster: "Protect the Deep Sea" with one fact and one slogan.
Homework

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