Unit 7 What's the highest mountain in the world? 知识点讲解+练习 人教版八年级英语下册（无答案）

Unit 7 What's the highest mountain in the world
Section A
一、语言板块
1. 最高级复习专项讲解 (P49)
a. 当三者或三者以上做比较时，或者表示某个区域里“最…”,要用最高级。
1)Which is (difficult),math,Chinese,physics or English
2)Jack is (funny)actor of the three.
3)Taiwan is (big)island in China.
4)Who speaks (quiet)in our class
5)Who studies (hard)of all the students
b. 形容词的最高级前一般要加 the
e.g.Zhang Hua is (tall)of the three.
但是若有其他限定词，则不需要加 the。
e.g.He is my (good)friend. That is today's (late)news.
副词最高级前 the 可加可不加。
e.g.He works (hard)in his class.
Lily speaks English (well)in our class.
Bolt runs (quick)in the world.
c.最高级后常有in或 of的短语来说明比较的范围.
1)后面是地点等范围时，常用 。
2)后面是与主语同一类的人或物时，常用
根据句意用适当的介词填空：
He is the tallest our school.
Shanghai is the most modern city China.
He is the tallest the three boys.
She writes the best all the students her class.
d. 最高级的特殊句型：
1)one of+ 最高级+ 名词复数 “最……之一 ”
e.g.He is one of the best students in our class.
She is one of the most creative girls of all.
长江是世界上最长的河流之一。
The Yangtze River is in the world.
他是所有最受欢迎的老师之一。
He is one of of all.
e.the +序数词+最高级+单数可数名词 “第几…的”
e.g.Bill is the third tallest boy of all.
The Yellow River is the second longest river in China.
广州是中国的第三大城市。
Guangzhou is city in China
亚马逊和是世界的第二长河。
The Amazon River is in the world.
f. 最高级和比较级互换。
He is the tallest in our class.
=He is taller than student in our class.
=He is taller than students in our class.
=He is taller than in our class.
=He is taller than in our class.
= is taller than him.
= students are taller than him.
Shanghai is the richest city in China.
=Shanghai is richer than in China.
=Shanghai is richer than in Africa.
注意：主语在这个范围内用“any+other+cn.单数”
主语不在这个范围内用“any+cn.单数”
2.当表达某物的长宽高时：(P49)
数词+单位(复数)+长宽高(adj.)或是基数词+单位词+in+ 长宽高(n.)
adj.long, , wide, high/tall, heavy, deep
n.length, width, height, weight, depth
这根棍子有两米长.
This stick is
=The sick is
=This is a stick.
这条河有100米深。
The river is_ .
=This riyer is
=This is a river.
3.1025 meters deep (P49)
1)deep adj./adv. 深的，深切的
Please .(adj.) 请深呼吸。
and then you will find water.(adv.)挖深一点儿就能找到水源。
2)deeply adv. 深深地(表程度)
You me 你深深地伤害了我。
4.China has the biggest population in the world. (P50)
population n. 人口
1)中国有14亿人口。
China has a population of1.4 billion. (对划线部分提问)
the population of China
2)人口多用big/large,人口少用 small。
中国是世界上人口最多的国家。
China has in the world.
加拿大比日本人口稀少。
The population of Canada is of Japan.
对比：修饰 people 时，人多用 more, 人少用 fewer
The people in Canada are fewer than those in Japan.
3)population 不可数，做主语时谓语动词一般为单数。
The population of China (be)1.37 billion.
当 population 前有分数，百分数修饰时，谓语动词常用复数。
51%of the population in China (be)farmers.
5.The main reason was to protect their part of the country.(P50)
1)the main reason is/was to do… 主要的原因是 ……
我今天起得很早。主要原因是为了好好吃顿早饭。 I got up early this morning.The main reason was a nice breakfast.
爸爸勇敢地和小偷斗争，主要是为了保护孩子。
The father fought the thief bravely.The main reason was the kid.
2)protect v. 保护 protection n.
6.The Himalayas run along the southwestern part of China. (P51)
西南 东南 西北 东北
7.Thick clouds cover the top and snow can fall very hard.(P51)
1)薄的 ;厚的
2)cover sth.with sth. 用……盖住……
他用手捂住脸。He his face hands. be covered with 被……覆盖
山顶被雪覆盖。The top of the mountain snow
3)Snow falls very / 雪下得很大。
8.Even more serious difficulties include freezing weather conditions and heavy storms.(P51)
1)include vt. “包括；包含”
你们的车价包含这盏车灯吗
your price of the bike this light
2)including prep. “包含”
很多人在地震中丧生， 包括很多妇女儿童。
Many people were killed in the earthquake, many children and women.
包括汤姆在内的很多广东人都喜欢吃昆虫。
Many people in Guangdong including Tom (like)to eat insects.
戴尔有很多爱好，包括画画和舞蹈。
Dale has a lot of hobbies,including (paint)and (dance).
注意： including 连接主语，谓语动词遵循 原则。
9.The first Chinese team did so in 1960,while the first woman to succeed was Junko Tabei from Japan in 1975.(P51)
succeed v.实现目标，成功
succeed (in)doing sth 成功做成某事
他们成功地到达了山顶。
They the top of the mountain.
success n.成功； successful adj.成功的；successfully adv.成功地
If we believe we could be ,we will finish our task at last.(success)
10.Why do so many climbers risk their lives (P51)
1)risk v.
risk one's lives 冒着失去生命的危险
2)risk n.
take a risk/risks 冒风险
the risks of. …的风险
e.g. 吸烟会增加癌症的风险。
Smoking will increase
11.One of the main reasons is because people want to challenge themselves in the face of
difficulties.(P51)
1)challenge v. 挑战
If you don't challenge yourself,you will never know what will happen.
2)challenge n. 挑战
我们的生命中有很多挑战。
There are in our life.
3)in the face of difficulties 面临困难时
面对困难时要勇敢。
Be brave difficulties.
=Be brave difficulties.
12.The spirit of these climbers shows us that we should never give up trying to achieve our dreams. (P51)
1)achieve our dreams
achieve 表示“(通过努力)实现；取得；获取；达到(梦想、成绩、成功)等。 achieve one's dream= one's dream
= one's dream
他用很短的时间取得了极大的成功。
He in a short time.
林涛考试取得了好成绩。
Lin Tao in the exam.
2)achievement n.成就
13.It also shows that humans can sometimes be stronger than the forces of the nature.(P51)
force n.力量 the forces of the nature 自然的力量
force v. 迫使，强迫 force sb.to do sth.
没人能强迫我做我不喜欢的事情。
Nobody can things I dislike。
14.Why do so many people try to climb this mountain even though it is dangerous (P51)
even though /if 即使 从属连词，引导让步状语从句
即使你有理由， 也不应该迟到。
You shouldn't be late you have reasons
即使你觉得很难， 也要尽力。
you think it's difficult,you'd better try your best
二 、佳句仿写：
1.One of the main reasons is because people want to challenge themselves in the face of
difficulties.
美句翻译：没有什么能吸引我的注意力。其中的原因之一是我实在太想睡觉了。
Nothing can draw my attention.
that I really want to sleep.
佳句原创：
2.As far as I know,it's quite tall and wide.
美句翻译：据我所知，住在重庆夏天没有空调是不可能的.
，it's impossible to live in Chongqing in summer
without air conditioners.
佳句原创：
Section B
一 、语言板块：
1.This elephant weighs many times more than this panda.(P53)
weigh v. 重量是……;称……的重量 weight n. 重量
第三人称单数： 现在分词： 过去式： .
eg. 你体重多少
How do you =How are you =What's your ？
她重60 公斤。 She 60 kilos.
她用手掂了掂那块石头的重量。 她增重了不少。
She the stone in her hand
She puts on a lot of
2.A panda can live up to be 20 to 30 years.(P53)
活 到
我觉得她的奶奶能活到100岁。
I believe her grandma 100 years old.
live up to 的意思还有“不辜负，履行，达到高标准和实行， 一般后接诺言或者是责任。” eg. 不负自己，不负遇见。
myself,and live up to
3.bamboo n.竹子名词复数 _(P54)
4.An education program in Chengdu teaches children about pandas and other endangered
wild animals.(P54)
adj.濒危的
v. 使……处于危险中；危及
adj. 危险的
n. 危险
eg.Don't swim in the river,because it's too
We should protect our environment,because so many kinds of plants and animals are in
Pandas are still animals in the world.
Smoking during pregnancy(怀孕期间)is to your baby's life.
5.The panda keepers at the Chengdu Research Base are awake early in the morning to prepare breakfast for the baby pandas.(P54)
adj. 醒着的
yi,醒来； yt,叫醒 pt. pp.
醒来(短语，强调动作)
eg.You can't a person who is pretending(假装)to be asleep.
Jim was still when his mother came back.
Tom at 5:00 this morning.
6.Another 300 or so live in the zoo or research centers in China and other countries.(P54)
1)research v.&n. 调查；研究
三单 现在分词 过去式
名词复数 同时也可以作不可数名词
eg.詹尼花了两年时间研究获得快乐的方法。
Jenny spent two years to get happiness.
对失聪儿童的最新研究已经在讲话方面取得了一些令人关注的结果。
The recent deaf children has produced some interesting findings about
their speech.
2)orso 大约(放在数字后面)
eg. 仅仅约一个小时之后，我发现我的枪不见了。
It was only later that I discovered that my gun
was missing.
他确实在大约一个星期前给我买了那些水仙花。
He did buy me those daffodils a week
7. When the babies see the keepers,they run over to them with excitement and some of the
young pandas even walk into their friends and fall over.(P54)
短语收集：
1)跑过去 2)走路时撞着 …… 3)跌倒
4) 激动地去做某事 do.… with =do …
eg. 在听到这个消息后，我们激动地跳了起来。
After hearing the news,we— up
=After hearing the news, we up
8.We all hope that in the future there will be.a lot more pandas.(P54)
a lot 修饰形容词副词的比较级，表示“……得多”,相当于
eg. 我比他高得多。
I am than him.
Gina 跑得比 Lily 要快得多。
Gina runs than Lily
9.The babies often die from illnesses and do not live very long.(P54)
1)n. 疾病
adj.生病的(作表语);= · 不好的；恶意的(作定语)
比较级 最高级
eg.If your child shows any sign(症状)of ,take her to the doctor
Bill didn't come to school because he was .
Because of the ,Bill didn't go to school.
2)die from illnesses- 死 于 疾 病 —
v.死亡，非延续性动词 ； adj. 死了的
现在分词快要死去的
eg.她病得很重，恐怕快要死了。
She's very ill and I'm afraid she
他父亲去世之后，他开始努力学习了。
Afer his father /After his father's ,he began to study hard.
二、佳句仿写：
1.This elephant weighs many times more than this panda.
这只大象比这只熊猫重很多倍。
美句翻译：这间教室比那间教室大好几倍。
This classroom is than that one
佳句原创：
2.Scientists say there are now fewer than 2,000 pandas living in the forest.s
科学家们表明现在生活在森林中的大熊猫不到2000只。
美句翻译：
不到10个学生在操场上跑步。
There are students __on the playground.
佳句原创：