Unit 2 Saving the Earth Topic 1 Pollution has caused too many problems.Section A


s
m
i
a

g
n
i
n
r
。。
a
识
分
e
.
区意
h
L
t
法保
s

用环
g
。
n
i
的立
”
o
。时树
d
事

.
并
型成
b
某
s
句完，
/
.做
h
和在性
t
在
s
语现。重

正
e
短和法严
b
物

/
e
点时用的
r
e
重去的染
人
h
t
的过词污
某
课般动用境
有
本一系使环
“
握固习确解
达
掌巩复正了
表
.....
1234来5


自自自自 自自自自1. 自自 _____ 2. have a pinic _____ 3. 自自自 _____4. lots of ____ 5. see sb./sth. doing sth. _______6. 自自自自自________ 7. pour … into … ________8. 自自 ________ 9. cut down ________ 10. There be sb./sth. doing sth. ______________11. What a mess ! ______________12. 自自自自自_________ 13. Sounds great. _______14. 自自自自自自 ______________15. The flowers and grass have gone. ____________16. 自自自自自自___________


自自自自 自自自自1. the West Hill 自自 2. have a pinic 自自自3. two years ago 自自自 4. lots of 自自 5. see sb./sth. doing sth. 自自自自/自自自自自自自6. several chemical factories 自自自自自 7. pour … into … 自…自自…8. waste water 自自 9. cut down 自自10. There be sb./sth. doing sth. 自自自/自自自自自自自 11. What a mess ! 自自自自自自12. What a shame ! 自自自自自13. Sounds great. 自自自自自自14. It smells terrible. 自自自自自自15. The flowers and grass have gone. 自自自自自自自自16. Everything has changed. 自自自自自自


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.beebutterfly Is the West Hill beautiful? Is the West Hill beautiful?




!
s
s
e
m
/
e
m
a
h
s

a

t
a!butterfliesclean waterbeessome fisha rabbit
he
n
W
o
g

e
v
a
h


s
s
a
r
g

d
n
a

s
r
e
w
o
l
f

e
h
T
a place withbeautiful flowersmany hillsgreen trees


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?Is it beautiful now?What has happened there?P27 1a mp3


waste waterwaste paperWaste water. 自自自自Don’t waste paper. 自自自自自自wasteadj.v.


There are several chemical factories pouring waste water into the stream.自自自自自自自自自自自自自自自自自自There be…doing sth… ……自……自自自自e.g. There are some people waiting for the bus at the bus stop.


自自自自自自自自自自自pour… into… 自……自自……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 waterPPNPNNPPPN


1c Read 1a and complete the sentences in the table. Then retell 1a to your partner.Two years agoNow1. 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 placelots of flowers and grassfresh and the water was cleanbees and butterflies dancingThe flowers and grassso dirtyterriblechemical factorieswaste waterEverything


Language points1. …you could see bees and butterflies dancing.自自自自自自自自自自自自自自自自自自: see sb./sth. doing sth. 自自自自/自自自自自自自自自: see sb./sth. do sth. 自自自自/自自自自自自(自自自)自自自自自自自自自自 hear, watch, find, feel …e.g. (1) I saw Jack _____ soccer there when I walked past the playground. A. to play B. playing C. played D. play (2) I saw her ____ the road just now. A. cross B. crossed C. crosses D. to crossB A


2. The flowers and grass have gone自自自自自自自自自 自自自have/has gone 自自自自自自自 e.g. 自自自自自自自___________________My money has gone. 3. Sounds great ! 自自自自自自 It smells terrible. 自自自自自自 自自自 sounds great 自smells terrible 自自自自自自自自 + 自自自自自自自自自自自自自自be/keep/feel/smell/sound/taste/look/seem…+自自自 e.g. 1)自自自自自自自自______________________ 2)自自自自自自自 ______________________The music sounds great. I feel very happy.


4. Look, there are several chemical factories pouring waste water into the stream. 自自自自自自自自自自自自自自自自自自自 e.g. 自自自自自自自自自 Please _____ the red wine ____ the glass. pour into 自自(1)自there be + sb./sth. + doing sth. 自自自/自自自自自自自 自自(2) : pour…into… 自……自自……e.g. 自自自自自自自自自自自Listen! ___ ___ someone ______ in the next room. There is singing


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.village/flowers and grassvillagers/destroy


nA: There were lots of trees when I visited the hill last year.B: But now the trees have gone.A: What has happened here?B: The farmers have cut them down.
w
o
d

t
u
c
s
/
e
s
er
r
e
t

/
m
l
lr
i
a
hf


eA: There were lots of fish when I visited the lake last year.B: But now the fish have gone.A: What has happened here?B: The factory has polluted them.
t
u
l
l
o
p
h
/
s
y
i
r
f
/
o
t
e
c
k
a
a
lf


自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自自yesterday, last night,自自自+ ago,in 2005,in the past, … for +自自自, since, recently,so far, already, yet, just,in the past +自自自, …用法自自自自自自自


自自自自自自自自自自自自自1.When I entered the room, I saw Maria ________ (read) a Chinese book.2. What a shame! The flowers and trees in the park _________ (go).3. Everything _____________ (change) in the past few years.4. — Where have they been? — They __________ (be) to the Great Wall. They _____ (have) a good time there the day before yesterday.5. The food ___________ (taste) delicious.readinghave gonehas changedhave beenhadtastes/tasted__________________ _____________________


自自自自( ) 1. Look! There are some boys ________ on the playground. A. play football B. are playing football C. playing football D. plays football( ) 2. — I’m sorry I can’t go shopping with you. I am ill. 自自自— ________ 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. 自 — Sorry, I won’t do it again. A. waste B. throw C. play D. leaveCDA


自自自自1. This silk dress ___ so smooth. It’s made in China. A. feels B. smells C. sounds D. tastes2. — What do you think of the new foreign teacher Thomson ? — Pretty good. I think he ___ a great job so far. A. does B. did C. has done D. was done3. Our math teacher ___ in our school for20 years and he ___ here when he was 23 years old. A. has taught ; has come B. taught ; come C. taught ; came D. has taught ; cameA C _____ D __ ______________________


1.Some phrases: see sb. doing sth., pour…into…, have/has gone 2. Some sentences:(1) You could see bees and butterflies dancing.(2) The flowers and grass have gone自(3) It smells terrible.(4) There are several chemical factories pouring waste water into the stream. 1. Some words: bee, butterfly, mess, shame, several, pour, waste, destroy, pollute, goodnessSummary


Homework1. Recite the new words and useful expressions.2. Recite 1a.3. Finish Section A in your workbook.


Thank you.