(共27张PPT)
2019-2020仁爱科普英语九上Unit 2 Saving the Earth
Topic 1 Pollution has caused too many problems.
Section A
精美课件
Lead in
教学目标：
1.掌握四会词汇：bee, butterfly, mess, shame, several, pour, waste, villager, destroy, cut down, pollute, goodness .
2.进一步复习并巩固现在完成时，能正确使用一般过去式和现在完成时。
3.谈论不同种类的污染，提高环保意识。
bee n.蜜蜂 [bi?]
butterfly n.蝴蝶；蝶泳 [?b?t?fla?]
mess n.肮脏，杂乱；困境 [mes]
shame n.羞耻，羞愧=pity [?e?m]
several det.&pron.几个，数个= a few ['sev?r?l]
pour v.倒出；倾泻；不断流出 [p??]
waste adj.废弃的n.废料v.浪费 [we?st]
New words
villager n.村民，乡下人 ['v?l?d??]
destroy v.破坏，毁坏 [d??str?i]
cut down 砍倒 ['k?tda?n]
pollute v.污染 [p?'lu?t]
goodness n.天哪；啊呀 ['g?dn?s]
breathe v.呼吸 [bri??]
pain n.疼，痛，痛苦 [pe?n]
produce n.生产,制造 [pr?'dju?s]
A: Where have you been/traveled?
B: I have been/traveled to ...
Have you ever had a picnic?
Kangkang, Jane, Maria and Michael are planning a picnic for Sunday.
They will go to the West Hill.
What can you see there?
We can see bees and butterflies dancing.
bee
butterfly
Is the West Hill beautiful?
Guess
a place with
beautiful flowers
Brainstorm
many hills
green trees
What a shame/mess!
The flowers and grass have gone!
The flowers and grass have gone!
Oh, my goodness. What a mess!
Look! There are several chemical factories pouring waste water into the stream.
= have disappeared.
Is it beautiful now?
What has happened there?
waste water
waste paper
Waste water. 浪费水。
Don’t waste paper. 不要浪费纸。
waste
adj.
v.
There are several chemical
factories pouring waste water
into the stream.有几家化工厂正在往小溪里排放废水。
There be…doing sth…
……有……在做某事
e.g. There are some people waiting for the bus at the bus stop.
倒出；倾泻
pour… into… 把……倒入……
e.g. Pour red wine into the glass.
1b Listen to 1a and mark the words with P (Past) or N (Now).
____ beautiful ____ butterflies ____ dirty
____ grass ____ terrible ____ factory
____ bees ____ fresh ____ clean
____waste water
P
P
N
P
N
N
P
P
P
N
1a Listen, look and say.
1c Read 1a and complete the sentences in the table. Then retell 1a to your partner.
Two years ago Now
1. It was a _______________.
2. There were _______________________.
3. The air was _______________________ and you could see _______________________. 1. ___________________
have gone.
2. The water is ________and smells ___________.
3. There are several ________________ pouring _______________ into the stream.
4. _____________has changed.
beautiful place
lots of flowers and grass
fresh and the water was clean
bees and butterflies dancing
The flowers and grass
so dirty
terrible
chemical factories
waste water
Everything
2 Work in pairs. Look at the pictures and make up conversations similar to the example with your partner.
Example:
A: There were lots of flowers and grass
when I visited the village last year.
B: But now the flowers and grass have
gone.
A: What has happened here?
B: The villagers have destroyed them.
lake/fish
factory/
pollute
hill/ trees
farmers/cut down
village/flowers and grass
villagers/destroy
4 Work in groups and talk about pollution in a place you are familiar with. The following sentences may help you.
…ago, it was… Now, … have/ has gone. What has happened? Everything has changed. Oh, my goodness!
3 A. Listen to the sentences and number the pictures.
5
3
2
1
4
6
1. People _____ _____ _____ too many trees, so
I don’t have enough leaves to eat.
2. I live in trees but now many trees _____ _____.
3. I like leaves and grass, but now they _____
____________.
4. I _____ _____ hungry for months because of
less bamboo.
5. Human polluted the sea, so I _____ _____ _____.
6. The water _____ _____ many years ago. But it
_____ _____ _____ for me to live in now.
B. Listen again and complete the sentences.
have cut down
have gone
have
disappeared
have been
don’t live happily
was clean
is too dirty
单项选择
( ) 1. Look! There are some boys ________ on the playground.
A. play basketball B. are playing basketball C . playing basketball D. playsbasketball
( ) 2. — I’m sorry I can’t go hiking with you. I am ill.
— ________
A. What a mess! B. What a shame!
C. What a pity! D. B and C
( ) 3. — Don’t ________ water. We must save every drop of it.
— Sorry, I won’t do it again.
A. waste B. throw
C. play D. leave
C
D
A
Exercises
你可以看见蜜蜂和蝴蝶正在飞舞。可以这么说：
You could see bees and butterflies dancing.
2. 你看到花儿和草都消失了！可以这么说：
The flowers and grass have gone.
3. 看, 有几家化工厂正往小溪里倒废水。可以这么说：
Look, there are several chemical factories pouring waste water into the stream.
情景交际
情景交际
1
2.
4. 你看到曾经的旅游圣地变成重度污染区，想了解那里发生了什么事情，你可以这么问：_______________________________________________________here ?
5.你看到满地的垃圾，觉得一团糟，可以这么说：
What ________________________________!
.What has happened
a mess!/a shame
We learn:
1. Express exclamation:
What a mess! What a shame! Oh, my goodness!
2. Know the differences between Simple Past
and Present perfect.
It was a beautiful place.
Everything has changed.
We can:
1. Some words:
bee, butterfly, mess, shame, several, pour, waste,
destroy, pollute, goodness
2. Some phrases:
see sb. doing sth. pour…into..
3. Some sentences:
There are…doing…
summary
1. Read 1a.
2. Write a passage according to Part 4.
3. Finish Section A in your workbook.
4. Preview Section B.
Homework
Thank you.
谢谢
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中小学教育资源及组卷应用平台
2019-2020仁爱科普英语九年级上
Unit2topic1sectionA导学案
一．选择题
( )1. —When are you going to Hainan for your holidays?
—I haven't decided. _________ this Sunday _________ next Sunday is OK.
A. Both; and B. Either; or C. Not only; but also
( )2. The population of China is _________ than _________ of Japan.
A. larger; that B. larger; it C. less; it
( )3. I think it’s good _____ us _____ eat healthy food.
A. for; to B. for; for C. to; for D. to; to
( )4. The supermarket provides customers _____ plastic bags for free.
A. on B. with C. of D. in
( )5. We must plant more trees after we _____ every year.
A. cut off them B. cut them off
C. cut down them D. cut them down
二.根据首字母提示补全单词。
1.There are _____ (几个) students reading books over there.
2. Don’t w even one drop of water, because the earth is very short of water.
3. Humans have p their own environment themselves.
4. Oh, what a m ! Environment has been totally destroyed by those factories.
5. What a s ! Those beautiful flowers are dead because of the poisonous (有毒的)soil.
三．情景交际:
1. 你想问Kangkang你们本周日去哪里野炊,你可以这么问:
__________________________________________________________________________？
你的朋友提建议这周天去爬上，你觉得这个主意听起来很棒。你可以这么说：
当你发现曾经的花草消失不见了，你可以这么说：
参考答案
一．选择题
BAABD
二.根据首字母提示补全单词。
1. several 2. waste 3. polluted 4. mess 5. shame
三情景交际:
1. Where shall we go?
4. Sounds great.
5. The flowers and grass have gone.
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