资源简介

(共19张PPT)
Lesson 8
Why Are Plants Important
pleasant
shade
fulfill
basic
soil
take energy from…
in a word
be made from
carry away
It’s pleasant to do …
fulfill one’s needs
Words and Expressions
adj. 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
从…获取能量
总之，一句话
由…制成
把……搬（移）走做…很愉快
满足…的需求
Listen to the tape and answer questions:
Task1
1. What are Danny, Jenny and Brian talking about
2. Donuts don’t grow on trees, do they
3. Why do we need trees
Listen to the tape and answer questions:
Task1
1. What are Danny, Jenny and Brian talking about
2. Donuts don’t grow on trees, do they
They are talking about trees and the reason why we need them.
No, they don’t.
3. Why do we need trees
Task1
(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.
Task2
Read the lesson and tick the items mentioned.
Task3
Complete the passage with the correct forms of the words in the box.
pleasant
shade
basic
forest
cover
Task4
Fill in the blanks and try to retell the text.
Danny, Jenny and Brian are walking in a forest. Brian thinks that trees and other plants help ______ the air. Jenny says it is pleasant _______ in the forest. He believes trees and other plants are important to people. They help people _____ their basic needs. The trees and plants take energy from the sun and __________ food. Medicine and clothing are also __________ trees and plants. And many animals live in the forest and plants also ______ everything look beautiful!
fulfill
turn it into
made from
make
clean
to walk
1、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. 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。
4. 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。
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。
Exercises
1.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. on
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
Exercises
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
1. Write a passage about why plants are important. (50-100 words)
2. Learn the words and phrases in
Lesson 9.

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