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Unit 2 Saving the Earth
Topic 1 Pollution has caused too many problems.
Section A
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
Teaching Aims
Learn some new words and phrases.
Get to know: bee, butterfly, pour, villager, destroy
Be able to use: mess, shame, several, waste, cut down
Be able to use some useful expressions.
What a shame!
… you can see bees and butterflies dancing.
There were several chemical factories pouring waste water into the stream.
Talk about the changes caused by pollution.
Make sure that you have mastered the differences between Simple Past and Present Perfect tense.
A: Where have you been/traveled
B: I have been/traveled to ...
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
How do you spend your weekends
watch TV
play games
sleep all day
Kangkang, Jane, Maria and Michael are planning for Sunday.
have a picnic
Where
They will go to the West Hill.
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
What can you see in the picture
The flowers and grass have gone!
The water is so dirty.
several chemical factories
pouring waste water into the stream
Is the West Hill beautiful
What has happened there
What can you see there
We can see bees and butterflies dancing.
bee
butterfly
Is it beautiful now
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
____beautiful ____ butterflies ____ grass ____ factory
____ bees ____ fresh ____ clean ____waste water
N
P
Listen to 1a and mark the words with P (Past) or N (Now).
1b
N
N
N
N
N
P
Read 1a and complete the sentences in the table.
1c
mess
fresh
clean
bees and
butterflies
chemical factories
waste water
Everything
(Kangkang, Jane,Maria and Michael are planning a picnic for Sunday.)
Jane and Maria: Kangkang, where shall we go
Kangkang: What about the West Hill
Jane:I went there two years ago. It was a mess.
There were several chemical factories pouring waste water into the stream.
Maria: What a shame!
Kangkang:I have heard it has become a beautiful place.
There are lots of flowers and grass.
Michael: Sounds great! Let's go there.
Read and understand.
真遗憾!多可惜!
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
(On Sunday, they come to the West Hill.)
Kangkang: Oh, what a beautiful place! The air is fresh and the water is clean,
and you can see bees and butterflies dancing
Kangkang: Everything has changed.
Michael: Do you want to have a picnic here
Jane: Of course .
Read and understand.
野餐
How do you feel about these two pictures
mess
beautiful
in the past
now
Everything has changed.
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
Key phrases:
1. 计划一次野餐
2.一团糟
3.有某人/某物正在做某事
4.许多
5.听起来不错
6.看见某人正在做某事
plan a picnic
It was a mess
There be sb. /sth. doing sth.
a lot of
sound great
see sb. doing sth.
= lots of
1a Look, listen and say.
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
There are several chemical factories pouring waste water into the stream.
There be + sth./sb. + doing sth. 有sth./sb. 正在做sth.
There are beautiful butterflies dancing.
There are bees flying.
There are some fish swimming in the stream.
练习：
1. There are some people __________ (pick) apples on the farm.
2. Look! There ______ a man _______ (sit) under the tree.
3. There is much waste gas ________ (pour) from the chemical factory.
4. Look！There is a kite ______ in the sky.
A. fly B. flies C. to fly D. flying
picking
is sitting
pouring
D
(2) several 几个，数个 = some/ a few
eg. Though he is new, he has ________ good friends in his class.
(3) pour... into... 向......投入/倒入......
练习：
1. People ________ (pour) waste water into rivers and lakes in the past.
2. The government decided to pour millions of dollars ____ education so that poor children could get a better education.
A. down B. into C. in D. onto
拓展：there be sth. to do. 有某事要做(还未做）。
eg. There is nothing _________ (do). 没有事可做。
several
poured
B
to do
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
(Kangkang, Jane,Maria and Michael are planning a picnic for Sunday.)
Jane and Maria: Kangkang, where shall we go
Kangkang: What about the West Hill
Jane:I went there two years ago. It was a mess.
There were several chemical factories pouring waste water into the stream.
Maria: What a shame!
Kangkang:I have heard it has become a beautiful place.
There are lots of flowers and grass.
Michael: Sounds great! Let's go there.
Read and understand.
pour... into... 向...投入/倒入...
waste： n. 浪费 v. 浪费 adj. 废弃的
waste paper
废纸
waste water
废水
adj. 废弃的
Don’t waste water.
v. 浪费
It was a mess.
mess n. 脏，乱
介词短语：in a mess 动词短语： make a mess
翻译句子：你的房间好乱。
You room is _______________.
You _______________ in your room.
— Why was Mike’s mother angry with him
— Because he made a _______ at home.
A. rule B. record C. difference D. mess
in a mess
make a mess
D
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
see
see sb do sth
see sb doing sth
看到sb做了sth (经常性、全过程)
看到sb正在做sth
eg : I often see the birds_________( sing ) in the tree near my home.
Yesterday I saw his car________( hit ) a boy when I walked along the road.
I heard him________( play )the piano when I got home yesterday.
I often heard ________( cry ) at home.
sing
hitting
playing
cry
3. The air is fresh and the water is clean, and you can see bees and butterflies dancing.
类似的用法有：watch, look at, hear, listen to, find, notice 等
结构皆为：
watch/look at/ hear/ listen to/ find/ notice
sb. do sth
sb. doing sth
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
拓展：find的常见用法：
（1）find sb. doing sth.
find sb. do sth.
(2)find it (be) adj. to do sth. “发现做某事……”
(3) find sb./ sth. done “发现某人（某物/某事）被……”
他发现自己被骗了。
He found himself cheated.
拓展：go vi. 不见了，消失了 = disappeared
vi. 变得（go bad 变质)
翻译句子：我的笔不见了。
My pen has _______________.
花草都消失了！
The flowers and grass ______ _________ !
这鱼变质了！
The fish ______ ______ _____ !
The fish smells terribel. It has _______ bad.
A. turned B. went C. become D. gone
gone/disappeared
have gone
D
has gone bad
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
Example:
A: The villagers destroyed the flowers and grass when I visited the village last year.
B: But now _________________________________
A: What has happened here
B: __________________________________________________________________
the flowers and grass have come back.
The villagers have learned that they were wrong. And they have done a lot to make the village a better place.
2 Work in pairs. Look at the pictures and make up conversations similar
to the example with your partner.
hill/trees
farmers/cut down
A: The farmers cut down many trees when I visited the hill last year.
B: But now _________________________________
A: What has happened here
B: __________________________________________________________________
the trees have come back.
The farmers have planted many trees on the hill.
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
city/lake/fish
factory/pollute
A: The factory polluted the lake and lots of fishes died when I visited the city last year.
B: But now _________________________________
A: What has happened here
B: __________________________________________________________________
there are lots of fishes in the lake.
The factory has gone.
3 A. Listen to the sentences and number the pictures.
5
3
2
1
4
6
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。
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
summary
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…
新课标下的英语学习更注重实践，掌握核心要点，读儿童文学能有效提升听力敏感。教师普遍建议，参加英语社团能有效增强抗压能力。特别要注意，设立可达成的阶段性目标。最佳实践是，学习缩写能有效开拓国际视野。长远考虑，短时高频比长时间低效更好。成功学习者都，编写故事能有效加强逻辑思维。从根本来说，向优秀学习者取经。初中英语学习，练习连读技巧能有效建立成就感。坚持科学训练语言素养自然会逐步提升。

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