Unit 4 Our World Topic 1 Section D 课件（23张PPT） 仁爱科普版八年级英语上册

(共23张PPT)
Animals in Danger
Unit 4 Our World Topic 1
What's the strongest animal on the farm
Section D
Animals in Danger
What aspects are mentioned in the passage
panda
blue whale
Chinese tiger
Animals in Danger
Why are they in danger
Pandas have less and less land to live on.
So they are becoming fewer in number.
Many people make their ocean home dirty
and others kill whales for their meat.
People kill tigers for their fur and bones.
scan the passage and find out from what aspects the writer descripe these animals.
panda
blue whale
Chinese tiger
Scanning.
pandas
blue whales
Chinese
tigers
their food
their home
bamboo
the smallest sea animals
small animals
Southwest China
the ocean
the south of China
the largest and heaviest
the oldest type
/b m'bu:/
/' n/
feature
Pandas have less and less land to live on.
Some people make their ocean home dirty and others kill whales for their meat.
Some people kill tigers for their fur and bones.
humans
Pandas have less and less land to live on.
Some people make their ocean home dirty and others kill whales for their meat.
Some people kill tigers for their fur and bones.
Protect forests and increase the area of them.
Keep ocean clean and reduce hunting.
Return their home and stop hunting.
以...为食
越来越少
数量上
处于危险中
一些人们，另一些
因..而杀害
在中国的南部
最古老的的类型
feed on
less and less/fewer and fewer
be in danger
some people..others
kill .....for
in the south of China
the oldest type
Functions
People can enjoy the __________ of nature there.
_______ do you like ________ , plants or animals I like animals ________.
_____ do you think so Because animals are our friends.
They ________ us happy.
We ________ the same world _______ them.
beauties
Which
better
better
Why___
make
share
with
The air is _______, the sky is ______ and the rivers are _______ there.
I think the countryside is _____________ the city, too.
I think the sheep are the _______ of all.
The pigs must be the _______ and _______ animals on the farm.
What’s the strongest animals on the farm
But now, rainforests are becoming _________________ .
Grammar
Comparative and superlative degrees of adjectives (Ⅰ)
fresher
bluer
clearer
quieter than
nicest
fattest laziest
smaller and smaller
思考，考虑 _____________ 认为、想出 ______________
与某人分享某物_______________ 对某人重要 _____________
为某人提供某物 _______________ =___________________
成千上万的___________让某人/某物一直做某事 ______________
在……中扮演重要的角色 _______________________________
灭绝 ________ 越来越少 ___________在数量上__________
保护某人免受……的伤害 _____________
处于危险之中__________ 处于麻烦之中____________
（动物）以……为食_____________被...覆盖________
think about
think of
share sth. with sb.
provide sth. for sb.
be important to sb
provide sb. with sth.
thousands of
keep sb/sth doing sth
play an important role/part in doing sth
die out
feed on
in number
protect sb from sth
in danger
in trouble
less and less
be covered with
Adjective Comparative Superlative
good/well
bad/ill
many/much
little
far
better
best
worse
worst
more
most
less
least
farther/further
farthest/furthest
重点语法
形容词的比较级和最高级
2. 不规则变化
重点语法
形容词的比较级和最高级
3. 句子结构
2.主语+be+形容词的比较级+than+比较对象。
1.主语+be+as+形容词的原级+as+比较对象。
eg：Maria is as tall as Helen.
eg：Lucy is taller than Jane.
Lily is taller than Lucy.
3.主语+be+the+形容词的最高级+of/in/among
+比较范围。
eg：Lily is the tallest of the three girls.
重点语法
形容词的比较级和最高级
4. 比较级与最高级互换
As we know， the Yangtze River is the longest river in China.
众所周知，长江是中国最长的河流。
=As we know， the Yangtze River is longer than other rivers in China. 众所周知，长江比中国其他河流都长。
=As we know， the Yangtze River is longer than any other river in China. 众所周知，长江比中国其他任何一条河流都长。
重点语法
形容词的比较级和最高级
5. 其他用法
1.“比较级and 比较级”，表示“越来越……”。
eg：Rainforests are becoming smaller and smaller.
But now they have less and less land to live on.
2.“the 比较级, the 比较级”，表示“越……，越……”。
eg：The more you practice，the better your English will be.
The less people drive, the fresher the air will be.
重点语法
形容词的比较级和最高级
5. 其他用法
3.如果比较对象相同，可用that / those 代替第二个比较对象。
eg：The river in the countryside is clearer than that in the city.
The roses in the my garden are nicer than those in theirs.
4.much, a little, a lot, even, quite ,分数,百分数,倍数等词可以用于修饰比较级，表示程度。
eg：I think the countryside is much quieter than the city.
The duck is a little thinner than the goose.
重点语法
形容词的比较级和最高级
5. 其他用法
5.“one of +the adj的最高级+pl.”， 表示“最……的……之一”。
eg：The Yangtze River is one of the longest rivers
in the world.
6.“the +序数词+adj的最高级”，表示“第几……的”。
eg：The Yellow River is the second longest river in China.
一.用适当形式填空：
Bob is _________ (young) than Fred but ___________ (tall) than Fred
Which is _________ (heavy),a hen or a chicken
Annie says Sally is the ________ (kind) person in the world.
He is one of the_________ (friendly) people in the class, I think.
The Changjiang River is the _______ (long) river in China.
6.Her mother is getting ____________(fat) and ________ (fat).
7. The ________ (much), the ____________ (good).
8.Dick sings _________ (well), she sings _________(well) than John, but Mary sings_________ (well) in her class.
younger
taller
heavier
kindest
friendliest
longest
fatter
fatter
more
better
well
better
best
( )1.This box is___ that one.
A. heavy than B. so heavy than C. heavier as D. as heavy as
( )2.This pencil is___ than that one.
A. longest B. long C. longer D. as long
( )3.My mother is no ___ young.
A. shorter B. longer C. little D. few
( )4.These children are ____ this year than they were last year.
A. more tall B. more taller C. very taller D. much taller
D
C
B
D
( )5. It was very hot yesterday, but it is___ today.
A. even hotter B. more hotter C. much more hot D. much hot ( )6. Do you always get up as________as you brother
--Not always.
A. earliest B. earlier C. the earliest D. early
( )7. --How time flies!
--Yes, she looks______ than before.
A. the more older B. very older C. much older D. more older
( )8. It looks like that he is as ______ as you.
--Oh, no. He is _______ than I.
A. tall, a little tall B. taller, a little tall
C. tall, a little taller D. taller, a little taller
A
D
C
C
Thank you