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2019-2020仁爱科普英语九年级上
Unit2topic2sectionA导学案
教学目标：
1. 掌握四会词汇：sand, sandstorm, change into , desert, human, although, reduce, completely.
2. 学习不定代词everything, anything 等的用法。
3.训练学生的听力技能，如获取细节信息等，加强策略意识的培养。
3. 进一步了解有关环境污染的一些情况，提高环境保护意识。
教学重点:
1. 学习不定代词的用法。
2. 训练学生的听力技能，如获取细节信息等，加强策略意识的培养。
教学难点：学习不定代词everything, anything等的用法
一．选择选一选
( )1.The cleaners must keep the street _____.
A.from getting dirty B.to dirty
C.to get dirty D.getting dirty
( )2.The Green Great Wall can stop the wind_____ blowing the earth away.
A.to B.from C.of D.with
( )3.This washing machine is very difficult to use. _____ can learn to use it in a very short time.
A.Somebody B.Anyone C.Nobody D.Everyone
( )4.—Hi, Bob! I can’t find my story book. Have you seen it?
—Sorry, I haven’t. Why not ask Jim? Perhaps he’s seen it _____.
A.anywhere B.everywhere C.nowhere D.somewhere
( )5. —Which of the two subjects do you like, art or music?
—_____，they are really interesting.
A.Neither B.Both C.None D.All
( )6.We must plant more trees after we _____ every year.
A.take away them B.take them away C.cut down them D.cut them down
二．短语填一填
1.不要到处吐痰。
Don’t _____ _____ and _____.
2.森林有利于防止水土流失。
Forests help to keep water _____ _____ the earth away.
3.我们应该尽一切努力保护环境。
We should do _____ _____ to protect the environment.
三．.根据情景提示,用恰当的短语或句子填空。
1.你想说“真不好的天气”,你可以这么说:
it is! ?
2.如果你同学告诉你说他父亲生病住院了,你可以表示同情地说:
hear that. ?
四．看图写话
1.factory, health
2.17.tree, cut?
3..advise, father, give up
参考答案
一．选择选一选
1.A 考查keep sb./sth. from doing sth. 这一结构，表示“阻止（避免）某人/某物做某事”。故选A。
2.B 考查固定短语stop...from doing sth.意为“阻止......做某事”。故选B。
3.C anybody表示“任何人”；somebody意为“某个人”；nobody意为“没有人”；everybody意为“每个人”。故选C项。
4.D somewhere表示“在某处”；anywhere表示“在任何一个地方，在某处”；everywhere用于陈述句中表示“各处，到处”；nowhere表示“无处，任何地方都不”。故选D。
5.B neither意为“两者都不”，谓语动词用单数；both意为“两者都”谓语动词用复数；all意为“三者以上都”，谓语动词用复数；none意为“三者以上任何一个都不”，谓语动词用单数，根据问句中的two可知指两者，又根据答句中的后半句可知表肯定。故选B。
6.D 考查短语cut down意为“砍倒”；take away意为“拿走”。根据含义“在每年砍掉树后我们必须种植更多的树”，应选cut down，当这类动词+副词短语后接代词作宾语时，要把这个代词放在词组中间。故选D。
二．短语填一填
1.spit,here, there
2.from washing
3.everything possible /our best
三．.根据情景提示,用恰当的短语或句子填空。
1.What bad/terrible weather
2.I’m sorry to
四．看图写话
1 The smoke from the factory is bad for our health. ?
2 The tree was cut down.
3 I must advise my father to give up smoking. ?
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2019-2020仁爱科普英语九上Unit 2
Saving the Earth
Topic2 All these problems are very serious.
Section A
精美课件
教学目标：
1. 掌握四会词汇：sand, sandstorm, change into , desert, human, although, reduce, completely.
2. 学习不定代词everything, anything 等的用法。
3.训练学生的听力技能，如获取细节信息等，加强策略意识的培养。
3. 进一步了解有关环境污染的一些情况，提高环境保护意识。
sand n.沙，沙子 [s?nd]
sandstorm 沙暴 ['s?n(d)st??m
change…into… 转换成，把……变成
desert n.沙漠v.舍弃,遗弃 ['dez?t]
although conj.虽然，尽管 [??l'???]
reduce v.减少；减轻 [r??dju?s]
completely adv.彻底地；完整地 [k?m'pli:tli]
pollution
many trees
cut down
forests gone
wash the earth away
冲走
change into desert
转换成，变成
沙漠
e.g. A lot of rich land has changed into desert because people have cut down too many trees.
sandstorms
come into being
n. 沙尘暴
The boy and girls are
talking about —————.
different types of sandstorms
the reasons for sandstorms
sandstorms in different cities
1b Listen to 1a and choose the best answer.
Focus on the main idea of the conversation when you listen for the first time.
√
Listen and answer the questions
1.What’s the weather like today ?
It’s bad. The wind is so strong . And the sand really hurts face.
2.What causes these sandstorms ?
People have cut down too many trees.
As a result, a lot of rich land has changed into desert.
3.Do we still need to do something to protect the
environment ?
Yes, we do. Although we have built “The Green Great
Wall”, we still need to do something to protect the
environment .
conj. 虽然，尽管，即使
n.沙
somebody, someone, something, somewhere
anybody, anyone, anything, anywhere
none, nobody, nothing, nowhere
everybody, everyone, everything, everywhere
一般情况下用于肯定句
一般情况下用于否定句和疑问句
表否定含义
可用于各种句式
the indefinite pronoun and adverb
1.I have ____ to tell you.
A. important something
B. something important
B
形容词修饰不定代词和不定副词时，要放在不定代词/不定副词之后
Do you know?
2.Everybody ___ ready for the match.
A. is B. are
A
不定代词作主语时，谓语动词要用单数。
1a Listen, look and say.
1c Read 1a and complete trees’ functions.
Trees can stop the wind from blowing the earth away.
A lot of water can be saved by forests.
They can also stop the water from washing the earth away.
Tree’s functions
K: wind; sand; anything
M: sandstorms
J: cut down; as a result; change into
M: affect
J: stop…from…; blow… away
K: can be saved
J: wash … away
K: is harmful to; although; do something
Act out the dialog in pairs
2 Complete the sentences with the correct forms of the given phrases in the box.
as a result, change into, do something,
stop…from, blow…away
1.People have cut down such a large number of trees that
the land _____________________desert.
2.There are fewer trees left, so the wind always _______
the earth ________.
3.Air pollution has become a serious problem, so we must
______________ to reduce it.
4.we should try our best to _________ people ________
cutting down the trees.
5.In the future, human beings can protect the trees well.
_____________, animals will live a happy life in the forest.
has changed into
blows
away
do something
stop
from
As a result
3 Do you know how sandstorms come into being? Number
the pictures and talk about the sandstorm in groups.
( )
( )
( )
( )
( )
( )
4
1
5
3
6
2
wash the earth away
many trees
change into desert
forests gone
sandstorms come
into being
cut down trees
4 A. Listen to the passage and circle the phrases you hear.
become weaker
destroy the environment
disappear rapidly
on the earth
enough bamboo to eat
4 B. Listen again and fill in the blanks.
1. Now some kinds of animals are becoming
______ ______ _______.
2. Some animals are_____ ______ ____dying out
completely.
3. In the past, pandas lived a quiet life and had
________ ______food.
4. Humans have _____ _____ __________ the importance of protecting animals.
5. We should ______ ______ ____to protect them.
do our best
in danger of
plenty of
come to understand
fewer and fewer
Lily, would you like ___________ to drink?
Cindy is very busy now. She needs _______ to help her.
Is there _________ wrong with your computer?
Jim looked for his pencil-box ____________ , but he didn’t find it.
I stayed at home last week. I didn’t go __________.
Use someone, something, anything, somewhere, anywhere to fill in the blanks.
something
someone
anything
somewhere
anywhere
Exercises
1. 当有人对你说：“Let me help you.”,你应该这样礼貌地回答：
______________________________________
2. 当你看到房间里乱糟糟时，你会这样感慨：
_
Thanks./Thanks a lot./Thank you./Thank you very much.
. What a mess
情景交际
harmful，health
. spit, public
stop , cut
1.We should stop him from cutting down trees.
2.Don’t spit anywhere in public.
3..Smoking is harmful to our health.
看图写话
We learn: 1.Some words: sand, although
2.Some phrases: change into, human being
3.Some sentences:
(1)As a result, a lot of rich land has changed
into desert.
(2)Trees can stop the wind from blowing the
earth away.
We can: 1. Use the indefinite pronoun and adverb.
2.Talk about the sandstorm and its harm.
Summary
Assignment
Read 1a.
Memorize the useful expressions and key sentences which we learn today.
Finish Section A in your workbook.
Preview Section B.
Thank you!
谢谢
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