Unit 2 Plant a Plant Lesson 8 Why Are Plants Important?教学课件

课件34张PPT。Lesson 8Why Are Plants Important? pleasant
shade
fulfill
basic
soiladj. 使人愉快的
n. 树荫；阴凉处
v. 达到；执行
adj. 基本的；基础的
n. 土；土壤Words & expressionsFunctions of ForestThink about it!What plants grow near your home?
Why do we need trees?Plants near our home1. To listen and understand the conversation about the importance of plants.
2. To learn some useful words and expressions to talk about why we need trees.ObjectivesWords:
pleasant, shade, fulfill, basic, soilPhrases:
take energy from…
in a word
be made from
carry awayIt’s pleasant to do …
主语+can’t …without…Patterns:Read and answer.What are Danny, Jenny and Brian
talking about?
They are talking about trees and the
reason why we need them.
2. Donuts don’t grow on trees, do they?
No, they don’t. 3. Why do we need trees ?
(1) Clean the air.
(2) Sit under a tree in the shade.
(3) The trees and plants take energy from
the sun and turn it into food.
(4) Medicine and clothing are made from
trees and plants.
(5) Many animals live in the forest and eat
the fruit from the trees.
(6) Cover the soil.
(7) Plants make everything look beautiful.Read the lesson and tick the items mentioned.1. People can eat plants or use them as
medicine.2. Plants help make the air clean and fresh.3. Many animals live in the forest.4. Books, paper, pencils and erasers all
come from plants.5. Animals eat the fruit from the trees.6. The plants cover the soil and can stop the dust.
7. When the weather is sunny and hot, people can sit in the shade under a tree.
8. The plants make everything look beautiful.
9. People use wood from trees to build houses and furniture.Complete the passage with the correct forms of the words in the box.basic shade forest cover pleasantThere are many trees and plants. It’s ________to walk in the forest. When the weather is sunny and hot, you can sit in the_______ under a tree. Trees and other plants are our _______ needs for life. Many things are made from trees and plants. pleasantshadebasicMost animals live in the _____and eat the fruit from the trees. And plants ______ the soil. That way, the wind and water don’t carry the soil away.forestcoverLanguage points It’s pleasant to do… 做….很愉快
It’s pleasant to live in beautiful
surroundings.
生活在优美的环境里是令人愉快的。
That’s because beautiful handwriting can
give someone a good impression and also
it’s pleasant to read.
这是因为美丽的笔迹，可能给别人留下良
好的印象，并且愉快的阅读。pleasant 指一般性的好，强调所修饰对象
所具有的品质使人觉得好玩、有趣、舒
服，含有客观性。
We had a very pleasant time at their
house last night.
昨晚我们在他们家过得很愉快。
I hope you will have a pleasant holiday.
我希望你过一个愉快的假日。
pleased 只用于人，不用于物，指某人满
足了自己的愿望而感到高兴。
I’m very pleased you can come. 2. shade n. 树荫，阴凉处
Temperatures in the shade can reach
forty-eight degrees at this time of year.
一年中的这个时候，阴凉处的温度能达到
48摄氏度。
What a pleasant shade these trees give us!
这些树底下多么阴凉舒服呀!3. fulfill v. 达到，实现，执行
We must fulfill the plan, whatever happens.
无论如何要完成计划。
What important dream have you yet to
realize and fulfill?
你有什么重要的梦想还没有实现和完成？
fulfill one’s needs 满足某人的需要
The earth help human beings fulfill their
basic needs.
地球帮助人类实现最基本的需求。4. take energy from… 从……获取能量
All plants and animals take energy from
the sun.
所有的动植物都从太阳获取能量。
People must take energy from food.
人必须从食物中获取能量。5. be made from… 由……制成
The house is made from steel.
房子是由钢铁制成的。
The paper is made from wood.
纸是树木做的。
Cloth made from silk is famous for its
lightness and beauty．
丝绸以轻而美著称。6. carry away 把……搬（移）走
The flood carried away the wooden bridge.
洪水把木桥冲走了。
拓展：
carry off 轻而易举地完成
carry out 执行
carry forward 发扬，推进We will carry the enterprise forward.
我们将要推进企业的发展。
The politician’s successful speech carried
him forward.
那个政治家成功的演讲使他名声大振。
It’s a demanding role, but I’m sure she’ll
be able to carry it off.
这是一个富有挑战性的角色，但是我肯定
她能胜任。
It won’t be an easy plan to carry out.
那并不是一项容易实施的计划。7. in a word 总之，一句话
In a word, he tires of everything.
简言之， 他对一切都感到厌倦了。
In a word, they can do everything they like
with money.
总之，他们用金钱能做到他们喜欢做的一
切。
In a word, I love my school. I find my
school life more and more meaningful and
colorful.
总之，我爱我的学校，我发现学校生活越
来越有意义和多姿多彩。8. 主语+ can’t…without… …没有…不能…
Fish can’t live without water.
鱼没有水不能活。
I can’t succeed without your support.
没有你的支持，我不可能成功。
We cannot exist without air, food and water.
我们没有空气、食物和水就不能生存。Time for reflection take energy from…
in a word
be made from
It’s pleasant to do …
fulfill one’s needs
carry away从…获取能量
总之，一句话
由…制成
做…很愉快
满足…的需求
把……搬（移）走注：另附word文档，点此链接 All plants take energy ______ the
sun and make it ______ food.
A. to; from B. into; to
C. from; to D. from; into
2. Plants cover the soil. Then the wind
and water don’t carry the soil ___.
A. in B. out of
C. away D. onMultiple choice 3. Are there many trees________?
A. where do you live B. you live where
C. where you live D. you live there
4. Let’s ____ trees and the reason why
we need them.
A. to talk about B. talking about
C. talk at D. talk about
5. Donuts don’t grow _____ trees!
A. in B. on C. at D. in 6. Can you see seven monkeys ____ the
tree.
A. on B. in C. of D. above
7. The desks are made _______ wood.
A. in B. from C. into D. of
8. We make books ____ trees.
A. from B. on C. at D. in
9. People and other animals need food
______.
A. living B. live C. to live D. lives
10. Miss Liu walks ____ these students.
A. between B. among C. in D. for
11. People can’t live _____ air or water.
A. with B. without C. in D. and Trade _____(有助于) the development of industry.
It’s _________(愉快的) to climb mountain.
________(没有) food, they would have nothing to eat and they would die.
We can sit in the _____ (树荫)under the tree.
Trees and plants help us _____(满足) our basic needs. Fill in the blankshelpsWithoutshadepleasantfulfill6. We can turn the tree ____ paper.
7. Other structures will be _____ ____ (由…制成)high tech materials called memory metals.
8. ____ a word, we can’t live without the sun.
9. Dinosaurs need a lot food ____ _____ (生存).
10. Floods can ______ _____(冲走) trees, hillsides, cars and even houses. intoto livemade fromIncarry awayPreviewLearn the words and phrases in
Lesson 9.
Underline the sentences you don’t
understand on page 22.Write a passage about why plants are important. (50-100 words)