北师大版（2019）必修 第二册Unit 5 Humans and nature Topic Talk 课件(共17张PPT)

(共17张PPT)
Unit 5
Topic Talk
新 课 导 入
What comes to your mind when you see the word “nature”
Please say some words related to nature!
Nature
animals
rivers
plants
forest
earthquakes
pollution
...
Let’s talk
课 堂 学 习
Pair Work
Add more words to the following diagram. Then talk about each aspect.
Nature
Living things:
different kinds of animals and plants
Natural landscapes:
forests, rivers, grass, hills, etc.
Natural disasters:
floods, droughts, hurricanes, landslides, volcanic eruptions, etc.
...
Example There are many different kinds of animals and plants in nature.
2
Read the Text Builder carefully. Then listen to the dialogue and complete it by underlining the words or expressions you hear.
5.1
Text Builder
Humans and Nature
Actually, the whole city is quite _________.
green
Comments
beautiful, quiet, green, busy, crowded
About 66% of the city is covered with
____________________.
Natural Landscape
water or green space, forests, trees and grass
water or green space
It’s great for wildlife. You can see different kinds of _______.
Living Things
plants and animals, trees, flowers, weeds, birds, fish, deer, insects, whales, dolphins, sharks, kangaroos, eagles, foxes
birds
There’s less ____________ now than fifty years ago. The biggest environmental problems are ___________ and _____________.
Environmental Problems
noise pollution, air pollution, water pollution, soil pollution, climate change, changes to ecology, the destruction of jungles
water pollution
air pollution
noise pollution
Use the Text Builder to talk about the natural environment near the place where you live.
1. Do you have areas of nature close to you
2. Is there wildlife close by
4
Two students are talking about what they have learnt from a lecture about nature. Listen to the plete the information below.
5.2
The two students were shocked at the lecture on nature. They didn’t know that we were ______________ so much. They learnt that we overused nature. As a result, nature ________, felt pain and finally _____________ on us. They realised that nature is our home. Humans, animals, plants and _________________ live in it. We should __________ our “home”. We should ________ nature.
harming nature
got hurt
turned its back
all other living things
take care of
protect
Listen the dialogue again and answer the following questions.
We are harming nature so much and we overuse nature.
1. How do humans treat nature
Nature gets hurt, feels pain, and turns its back on us.
2. How does nature treat us
Nature is our home. Humans, animals, plants and all other living things live in it.
3. What’s the relationship between humans and nature
We should take care of our “home” by protecting nature.
4. What should we do
5
Use the language you have learnt to talk about your understanding of the relationship between humans and nature.
Quote & Unquote
The Earth and sky, woods and fields, lakes and rivers, the mountain and the sea, are excellent schoolmasters, and teach some of us more than we can ever learn from books.
—John Lubbock
Study nature, love nature, stay close to nature. It will never fail you.
—Frank Lloyd Wright
We cannot command nature except by obeying her.
— Francis Bacon
Wildlife extinction is not a process that gives you time to fix your mistakes. In the face of science, there are no second chances.
— Pan Wenshi
cover vt. 覆盖；占
E.g.: About 66% of the city is covered with water or green space. 这个城市大约有66%的地方是被水或绿地覆盖着。
Key points
[归纳拓展]
[即学即练] 单句语法填空
1. The path to Dawson was covered ______ thirty feet of snow.
2. The farm is huge, _________(cover) an area of 12,000 square
kilometres.
with
covering
fail vt. 使失望；有负于
E.g.: It will never fail you. 它从来不会让你失望的。
[归纳拓展]
[即学即练] 单句语法填空
1. The party last night was _____ failure as no one left happy.
2. He failed ____________(understand) what his mother asked
him to do.
a
to understand
Do you know what can we do for nature from this lesson