Unit 7 What's the highest mountain in the world? 单元复习课件（人教版新目标八年级下册）

(共35张PPT)
Unit 7
What’s the highest mountain in the world
八年级新目标 复习课件
Language Goal:
Talk about geography and nature
1. Qomolangma is ________ than any other
mountain in the world.
2. The Sahara is __________ desert in the
world.
3. The Caspian Sea is __________ of all the
salt lakes.
4. The Nile is ___________ river in the world.
higher
the biggest
the deepest
the longest
1. Sam is the shortest in his class. (改为同义句)
Sam is ________ than ____ _____ student in his class.
Sam is _______ than _____ _____ students in his class.
Sam is _______ than________ ______ in his class.
shorter
any other
shorter
the other
anyone else
shorter
练习：改写句子
Guide： Feel free to ask me anything on
today’s Great Wall tour.
Tourist 1：How long is the wall
Guide： Ah, the most popular question! If
we’re only talking about the parts
from the Ming Dynasty, it’s about
8,850 kilometers long. This makes
it the longest wall in the world.
Tourist 2: Wow, that’s amazing! Why did the
ancient emperors build the wall
Guide: The main reason was to protect their
part of the country. As you can see，
it’s quite tall and wide. As far as I
know, there are no man-made objects
as big as this.
Tourist 3: Is Badaling part of the Ming Great
Wall
Guide: Yes, it’s the most famous part.
Grammar Focus
形容词的比较级和最高级
short
-
shorter
small
-
smaller
nice
nicer
safe
safer
-
-
-
-
-
-
big
thin
heavy
heavier
happy
happier
big
bigger
thin
thinner
delicious – more delicious
interesting – more interesting
important— more important
carefully---more carefully
quickly---more quickly
slowly---more slowly
easily--- more easily
Adjective
better best
far
worse worst
more most
good
well
bad
badly
many
much
little
farther farthest
less least
1. good
2. comfortable
3. big
4. happy
5. cheap
6. many
7. difficult
8. little
better best
more comfortable most comfortable
bigger biggest
happier happiest
cheaper cheapest
more most
more difficult most difficult
less least
比较级的用法
1.Who runs faster, he or she
2.He runs faster than she.
3.He runs much faster than she.
4.He becomes healthier and healthier.
5.The more you exercise, the healthier you will be.
6.She is less healthy than he.
1.表示两者之间的选择,
可用“Which/Who … + 比较，…or… ”.
2.表示两者之间的比较，通常用连词 than 引导，
表示“更······一些”．
3.much/far/a lot, even ,still ,a little/a bit …
修饰比较级,表示程度.
Who runs faster, he or she
He runs faster than she.
He runs much faster than she.
4. “比较级+and+比较级”表示“越来越……”
5. “the+比较级 , the + 比较级”表示“ 越…, 越 …”
6. 表示不及另一方时，用“less+原级+than…”
　 (双音节和多音节词)
He becomes healthier and healthier.
The more you exercise, the healthier
you will be.
She is less healthy than he.
He is healthier than she.
Shanghai is becoming more and more modern.
1.比较级 + and +比较级 越来越…
2.the+比较级 , the + 比较级　 越…, 越 …
3._______________you are, _________mistakes you
will make. (你越仔细，做错的题目就越少）
4. __________you eat, _________you’ll be.
(你吃得越多,就越胖)
5. Alice writes well. Mary writes _________________
than she. (甚至更好）
The more careful
the fewer
The more
the fatter
1.The girl becomes ______________________.
(越来越漂亮）
more and more beautiful
2. The weather is getting _________________.
(越来越槽糕）
worse and worse
even / still better
3. Lin Tao is __________________________ in the class because he never gets to school on time. （最懒的学生之一）
4. Edison was_________________________
in the world. 　(最伟大的发明家之一）
one of the laziest students
one of the greatest inventors
The Yangtze River is__________________ river in the world. (第三长河）
the third longest
2. The Atlantic is __________________
ocean in the world. ( 第二大洋）
the second biggest
Exercise:
一、翻译句子：
1.表示三者或三者以上比较,可用”Which/Who …
+最高级,…,…or … ”表示.
2. 最高级+of/among (同类比较) in… (范围比较)
4.one of +
形容词最高级
+名词复数表示“最… 之一”
3. 序数词修饰最高级
最高级的用法
Who is the tallest, Tom , Mike , or Jack
Tom is the tallest of the three.
Mike is the second tallest student in our class.
Jack is one of the tallest students in our class.
Tom runs (the) fastest in our class.
Fill in the blanks with the correct forms of the words in the box.
1. The Amazon River is one of the _________
rivers in the world. It’s a little ________
than the Yangtze River.
2. Qomolangma is 8,844.43 meters_______.
big much popular long old high
longest
longer
high
It’s one of the most __________ places for
serious mountain climbers.
3. No ocean in the world is as ________ as
the Pacific Ocean.
4. Although Japan is __________ than
Canada, it is _________smaller.
popular
big
older
much
二、同义句转换
1. Flat A is more expensive than Flat B
Flat B is _____ __________ than Flat A.
Flat B is ________ _______ Flat A.
Flat B is not ____ __________ ___ Flat A.
2. I prefer maths to English.
I like maths __________________ English.
better than
3.He is the tallest student in the class.
He is ______________________________ in the class.
taller than any other student
any other +　名词单数
less
expensive
cheaper
than
as
expensive
as
1.Hainan is a very large Island .It is the
second _________ island in china. (large)
2.Our teacher is as ______ as before. (busy).
3.He is ______________ among us. (careful)
4.Li Lei jumped far ______ than Jim. (far)
5.The busier he is, the ________ he feels. (happy)
6.I think Yao Ming is one of ____________
basketball players in NBA. (hot)
busy
the most careful
farther
happier
largest
the hottest
三、完成句子
Key Words & Expressions
1.深的
deep deeply adv.深深地 depth n.深度
宽的
wide widely adv. 广泛地 width n.宽度
衔接：
★ a 5-meter-deep hole a 8-meter-wide river
（数词+名词+形容词 构成复合adj）注：单数形式
deeply moved / touched 深深地打动
be widely known for 广为人知
2.人口
have a large/big population 人口多
have a small population 人口少
What’s the population of ... ...的人口数是多少？
3.随意做...
feel free to do sth
★（口）Please feel free. 请随意(吃/喝)
4. 旅行，旅游；做巡回演出
tour n./v.
go on a tour of...
在...旅游；作 ...巡回演出
5.保护...免遭...
protect ... from (doing) ...
6. 就我所知
as far as I know
★as long as 只要
7. 实现，完成，达到
achieve v.
实现某人的梦想/目标
★achieve one’s dream / goal
8. adj. 厚的，浓的
thick (thin 薄的)
thick forest 浓密的森林 thick smoke浓烟
9. freezing freeze frozen
freezing adj. 极冷的
freezing weather
freeze v. 冷冻；结冰；僵硬(可指人的表情)
衔接：I froze and listened: someone was in my room.
frozen adj.冻结的，冰冻的 frozen meat冻肉
10. n. 条件，状况
condition weather ~
★in good condition 状态良好；身体健康(= in good shape)
out of condition 身体状况不好(= out of shape)
11. 用…覆盖…
★cover…with…
be covered with 被…覆盖，满是…
衔接: cover the distance 走过一段距离
★cover up the fact 掩盖事实
★cover the cost/expense 足以支付花费
cover some topics 包含/涉及一些主题
cover a famous singer 采访一个著名歌手
cover girl 封面女郎n.
12. ★take in
吸收，吞入；欺骗；收留；让...进入
13. 成功
succeed v. success n. successful adj.
~ in doing sth 成功地做某事(be successful in doing)
14. in the face of
面对 (~ difficulty / challenge ...)
15. 力，力量(un.)； v. 强迫，促使
force n. force of nature 自然力
★force sb to do sth 迫使某人做某事(push/drive 同)
sb be forced to do sth 被迫做...
衔接：by force 依靠武力
16. 自然界；大自然(un.)
nature n.
by nature 天生
17. 重量是...(~ + 数量词)；称...的重量(~ sth)；权衡，仔细考虑
weigh v.
eg. I must weigh my words to avoid any mistakes.
★weight n. 重量
lose weight减肥 put on weight 长胖
How much / what is your weight 你体重多少？
18. give birth to
生产
at birth
在出生时
19. ★做关于...的研究
do research on
21. 醒着的
awake adj. (同asleep，alive) 只能做表语
keep awake 保持清醒
22. 为...准备...
prepare... for ...
n. preparation(s) 准备(事项)
23. run over
跑过去；碾过；溢出
over为副词，“从一边到另一边；越过”
run over with 洋溢着，充满着 ~ excitement
衔接：run into 与...相撞
24. walk into
(不小心) 陷入，撞到... ；走进
★walk straight into the lamp post 径直撞到电线杆上
25. fall over
跌倒，摔倒；绊了一跤，强调“向前摔倒”
★fall down 摔倒，跌落
★fall off 从某处跌落 = ( fall down from)
★fall into 掉进；陷入某种状态中~ a habit of...
26. die of
死于(内因)
die from 死于(外因)
27. cut down
砍倒；减少(cut down smoking)
28. remaining
adj. 遗留的，剩余的
remain vi. 保持，依然；留下，逗留；剩余
★remain unhappy / healthy / silent 保持...
★remains n.剩余物；遗体
29.野生的
wild adj. ~ animals
wild joy / be wild with joy 狂喜
Key sentences
1.As you can see, it’s quite tall and wide.
（1）该句中的as是连词，连接从句，“正如”。
eg. as we expect/as we know
（2）as作介词，表示“作为”
eg：As a school student, I must follow the school rules.
（3）as作连词，引导方式状语从句，意为“按照”
eg：You must do everything as I told you.
（4）as作连词，引导时间状语从句，意为“一边，一边”
eg：She sings as she walks.
（5）as作连词，引导原因状语从句，意为“因为”
eg：As it’s raining, we won’t go shopping.
2.Even more serious difficulties include freezing weather conditions and heavy storms.
include作动词，意为“包括” eg：A good British breakfast always includes sausages(香肠).
including作介词，意为“包括” eg：Many students like reading Harry Potter, including me.
included作介词，意为“包括” eg：There are six people passed the exam, me included.