Unit 7 What’s the highest mountain in the world？单元知识点讲义

中小学教育资源及组卷应用平台


Unit 7 What’s the highest mountain in the world?讲义

一、词性转换



Section A
1. protect → (n.) protection
2. wide → (最高级) widest
3. achievement → (v.) achieve
4. succeed → (adj.) successful
5. challenge →(n.) challenge
6. force → (v.) force
7. thick → (反义词) thin
Section B
1. weigh → (n.) weight
2. research → (pl.) researches
3. keeper → (v.) keep
4. awake → (v.) wake
5. excitement → (adj.) exciting/excited
6. remaining→ (v.)remain




二、短语归纳



1. as big as 与……一样大
2. one of the oldest countries 最古老的国家之一
3. feel free to do sth.
随意地做某事
4. as far as I know 据我所知
5. man-made objects
人造物体
6. in the future 将来
7. any other mountain
其他任何一座山
8. run along 跨越……
9. freezing weather
寒冷的天气
10. take in 呼入;吞入(体内)
11. in the face of difficulties 面临危险
12. give up doing sth.
放弃做某事
13. achieve one’ s dream
实现某人的梦想
14. the forces of nature
自然界的力量
15. reach the top 到达顶峰
16. even though 虽然;即使
17. at birth 出生时
18. be awake 醒着
19. run over with excitement 兴奋地跑过去
20. walk into sb.
走路时撞到某人
21. fall over 绊倒
22. every two years 每两年
23. cut down the forests
砍伐林木
24. endangered animals
濒危动物
25. be in danger
处于危险之中
26. the importance of saving these animals
拯救这些动物的重要性
27. five square kilometers in size 面积五平方千米
28. thick clouds 浓云
29.challenge oneself
挑战自我
the first people to
succeed最先成功的人
31. risk one’s life
冒着生命危险




句型集萃



1. feel free to ask sb. sth. on…
就……随意问某人问题
2.one of+最高级+可数名词复数 最……之一
3.What’s the+最高级+in the world?
界上最……的
How high is…. ……有多高
protect…from/against
保护……使不受……影响
succeed in doing sth. 成功做某事
spend...doing… 花费……做某事
There be sb./sth. doing
有某人/某物正在做某事
teach sb. about sth.
教某人有关……的东西
send sb. to do sth.
派某人去做某事



四、重点句子

1. … about 9,600 ,000 square kilometers in size. 大小约9,6000,0000平方公里。
【解析1】square ★
(1)adj. “平方米”，用于数字后表面积。
Ex. an area of 95 square meters 95平方米的面积
(2) n. 正方形；广场
Ex. Many old people like dancing on the square after supper.
【解析2】数字读法：★★
8844.43米高 8,844.43 meters high 1025米深 1,025 meters deep
英语数字中的单位有：百：hundred 千：thousand 百万：million 十亿：billion
百位和十位或个位之间有and, 若读数中无hundred, 则在thousand后加and
练习：下列数字如何表达？
一万ten thousand 十万one hundred thousand 一千万 ten million
一亿one hundred million 10001 ten thousand and one
134,520,012 one hundred and thirty four million five hundred and twenty thousand and twelve

2. China has the biggest population in the world.中国是世界上人口最多的国家。★★
【解析】population是一个集合名词，意为“人口”。
用法：(1) population常与定冠词the连用，作主语且强度整体人口时，谓语动词一般用单数，
Ex. The population is increasing faster and faster.
人口增长得越来越快。
(2) 当主语时“人口的百分之几、几分之几”时，谓语动词常用复数形式。
Ex. Three quarters of the population are workers.
四分之三的人口是工人。
(3) 表示人口的“多”或“少”时, 用"large"或"small"
Ex. The population of China is very large. 中国人口众多。
(4) 询问某国、某地有多少人口时, 用"How large...?"。
Ex. How large is the population of your hometown? 你们家乡有多少人口?
(5) 提问有多少人口，常用“ what is the population of …?”
Ex. What is the population of Canada? 加拿大的人口有多少?
(6) 表示“某地有多少人口” 时，常用 “…has a population of…”句型。
Ex. India has a population of more than one billion. 印度有十亿多人口。
( )1.The experts think that India’s population may be than China’s 2017.
A. much; by B. more; in C. larger; by D. larger; on
( )2.【2017湖北荆州3】The word’s population is growing ____ and there is _____ land and water for
growing rice.
A. more; less B. larger; fewer C. larger; less D. more; fewer
( )3.【湖南衡阳1】— _____ the population of China?
— It’s about 1.3 billion.
A. What’s B. How many is C. How much is

3. How long is the wall? 长城有多长？★
【解析】how long 多长；多久
用法：(1) 对长度提问
Ex.— How long is the table? 桌子有多长？
— About 1.2 meters. 大约1.2米长。
(2) 对时间提问，常用for或since引导的时间状语来回答。
Ex.— How long does it take you to do your homework in the evening? 晚上做作业要花多长时间？
For two hours. 两个小时
( )1.【上海2】—_______ have you been in the sports club?
—Since the first month I came to the school.
A. How old B. How long C. How much D. How soon
( )2.【湖北孝感3】—______ have you been married?
—For twenty years
A. How far B. how often C. how long D. how soon

4. The main reason was to protect their part of the country. ★★
主要的原因是保卫自己的国家。
【解析】 protect v. “保护” Ex. We should protect children.
用法：protect sb./ sth. from sth./doing sth.保护某人/ 某物使其不受……
Ex. Protect your eyes from the sun. 不要让阳光伤害你的眼睛。
We should protect ourselves from being hurt. 我们应当保护自己不受伤害。
( ) 1. Wearing dark glasses can protect your eyes from the sun.
( ) 2. The sunglasses can protect your eyes from the sun.(保护)
( ) 3. The sunglasses can protect your eyes from hurting by the sunlight.(伤害)

5. As you can see, it’s quite tall and wide. ★
正如你所看到的，长城非常高，也非常宽广。
【解析】as (1) conj.像……一样，正如 （用来引导状语从句）
Ex. I was surprised as he opened the door.
(2) prep. 作为
Ex. I get job as a teacher.
( ) 1. Mrs. Black doesn’t agree to keep a cat ___ a pet because she hates cats. (2017本溪5)
A. for B. on C. as D. with
( ) 2. We’ll have dinner at Qianxilong Restaurant, which is famous ____ its food. (2017山东聊城4)
A. of B. to C. for D. as

6. One of the word’s most dangerous sports is mountain climbing. ★★
登山是世界上最危险的运动之一.
【解析】one of + the+最高级+可数名词复数：“最…的…之一”。
Ex. 尼罗河是世界最长的河流之一。The Nile is one of the longest rivers in the world.
Jenny是我们学校最受欢迎的老师之一。Jenny is one of the most popular teachers in our school.
( ) 1.【曲靖中考】A good book may be one of your best friends (friend).
( ) 2.【曲靖中考】Qujing is one of ____ cities in Yunnan , and has attracted many people living and working here.
A. the largest B. the large C. larger D. largest
( )3.【重庆市】－What do you think of the film you saw yesterday?
－Oh! It’s one of ______ films I’ve ever seen.
A. interesting B. more interesting C. most interesting D. the most interesting

7. It is also very hard to take in air as you get near the top. ★
并且越接近顶部呼吸越困难。
【解析】take in 吸入； 吞入（体内）
【拓展】与take相关的词组：
take after（外貌）相像 take away 拿开 take down 写下，记下
take in吸收，吸纳 take off 起飞；脱下 take it easy 别紧张
take to 喜欢，开始从事 take pictures照相 take care of 照顾，照料
( )【2017江苏常州】—Why have you got so much water here?
— For the workers. After they finish the tough hike, they need to ____ lots
of water.
A. keep off B. give out C. take in D. put up

8. The first Chinese team did so in 1960 , while the first woman to succeed was Junko Tabei from Japan in 1975. ★
1960年第一支中国登山队登上了顶峰，1975年日本的田部井淳子成为第一个成功登上顶峰的女子。
【解析】 success, succeed, successful和 successfully的辨析:
(1) success：名词，意为“成功”
(2) succeed：不及物动词，后常接in doing sth.
succeed in sth. “在某事上取得成功”； succeed in doing sth. “成功做某事”。
(3) successful: 形容词，意为“成功的”。
(4) successfully: 副词，意为“成功地”。
选词填空：succeeded, successful, successfully
1. She succeeded in passing the exam. 她成功的通过了考试。
2. The performance was successful. 演出很成功。
3. I finished my training successfully. 我成功地完成了训练。

9. One of the main reasons is because people want to challenge themselves in the face of difficulties.
最主要的原因之一是因为人们在面临困难的时候想挑战自我。★★
【解析】challenge v./n. 挑战
用法：challenge sb. to sth.向某人挑战 Ex. He challenged me to a race.他向我挑战赛跑。
challenge sb. to do sth. 向某人挑战……Ex. Lily challenges him to play the tennis.
1. I challenged him to a game of chess.
2. Their school challenged ours to play another basketball match.(play)

10. It also shows that humans can sometimes be stronger than the forces of nature. ★
它还告诉我们，人类有时候比自然的力量更强大。
【解析】force (1)n. 力量；the forces of … …….的力量
Ex. The force of human is great. 人类的力量是强大的。
② V. 迫使；强迫 force sb. to do sth. 强迫某人做某事
Ex. Nobody can force me to do anything. 没有人能强迫我做任何事。

11. The elephant weights many times more than this panda. ★★
这头大象的重量是这只熊猫的很多倍。
【解析】time (1)“是......的几倍”
主语+数词+ times+as +形容词+as+被比较的内容
Ex. Our new school is four times as big as the old one.
(2) “次数”
一次 once 两次 twice 三次及三次以上 ： 基数词 + times
( )We have two ears and one mouth so that we can listen _____ we speak. 2017浙江杭州2
A. as twice much as B. twice as much as
C. as much as twice D. as much twice as

12. The baby often die from illness and do not live very long. ★★
熊猫幼崽常死于疾病，并且活不久。
【解析】die v. 死亡→ death n. 死，死亡 →dead adj. 死的 → dying adj. 将死的
【拓展】常见搭配：
(1) die from… “死于……”，宾语表示死亡原因。当表示因病而死时，可与die of 通用；常用于由于外部创伤或间接原因致死，如衰弱，饮食过度，劳累或不明原因死亡。
Ex. He died from a car accident/a wound/disease/overwork/polluted air.
他死于事故/受伤/疾病/过度劳累/污染的空气。
(2) die of… “死于……”，主要指疾病、衰老、情感等自身原因造成死亡。
Ex. His grandfather died of liver cancer in 1992. 他的爷爷于1992年死于肝癌。
(3) die out“（家族、物种等）灭绝；绝迹”
Ex. Dinosaurs died out 65 million years ago. 恐龙在六千五百万年前灭绝了
( )1.【曲靖中考】—The national hero Wu Bin, a bus driver, hardly had time to think about himself when in danger.
—Yes, His ____ is starting to make people think a lot.
A. die B. death C. dead D. died
( )2.He died ___ the traffic accident last week.
A. of B. from C. with D. for
( )3.【湖北荆州】—Do you know that Mr. Zhang passed ____ last week.
—Yes. He died ____ illness.
A. away; of B. on; from C. by; with D. off; as

五、重点语法
形容词及副词的最高级用法
一、形容词副词变最高级变化规则：
1.一般在词尾直接est; long - longest
2. 以不发音的字母e结尾的单词在词尾直接加st; nice - nicest
3. 以辅音字母+y结尾的词，把y变为i，再加est; heavy - heaviest
4. 重读闭音节，末尾只有一个辅音字母，双写这个辅音字母，再加est; big - biggest
5. 多音节词，在前面加the most; beautiful - the most beautiful
6. 不规则变化，我们应该牢记。


原级 最高级
good/well best
many/much most
little least
old old /eldest
bad/badly/ill worst
far farthest /furthest

二、形容词最高级的标志词
（1）标志词the：形容词最高级前面通常会带有定冠词the。
Ex. The blue dress is the most expensive of all. 那件蓝色的裙子是最贵的。
但最高级前若有序数词、物主代词等修饰时不加定冠词the.
Ex. 他是我最好的朋友。He is my best friend.
（2）标志词in：in 表示“在……之内”。表示的比较范围被看做是一个整体，其后常接表示单位、团体、组织、时间等概念的名词或代词。
Ex. She is the tallest in her class. 在她班上，她是最高的。
（3）标志词of：of 表示“属性”，表示比较对象被看成逐个的个体，常有两种结构：
① of all/the/one’s +名词复数。 Ex. This is the cheapest of all.
② of the +基数词/名词复数 Ex. She is the tallest of the three.
练习：用所给动词的适当形式填空。
1.My sister’s English is worse (bad) than mine.
2. My mother is the busiest (busy) in my family.
3. Li Ming is one of tallest (tall) boys in our class.
4. Which do you like best well), Chinese, English, or Math?
5. Mary is one of the most creative (creative) writers in the city.
6. She is eldest (old) of us all.
7. English is more important (important) than math.
8. Which computer is the worst (bad) of the three?

三、最高级常用句式
形容词最高级基本句式：主语+谓语+the +最高级+比较范围。
（1）表达“第几……长、大、远”，一般用：主语+be+ the +序数词+最高级+单数名词+in短语。
Ex. 黄河是中国的第二长河。 The Yellow River is the second longest river in China.
（2）在表达“最……的……之一”时，一般用：one of the +形容词最高级+可数名词复数+in/of短语。
Ex. 重庆是我们国家最大的城市之一。 Chongqing is one of the biggest cities in our country.
（3）“特殊疑问词+be +the+最高级, A, B or C?”
Ex. 太阳、月亮和地球那一个最大？ Which is the biggest, the sun, the moon or the earth?
四、形容词最高级与比较级的互换
最高级句式：the + 最高级+of/in 短语
=比较级句式：比较级+than any other +单数名词
Ex. Shanghai is the biggest city in China.= Shanghai is bigger than any other city in China.

【注意】（1）表示“最高程度”的形容词，如excellent，extreme，perfect等，没有比较级和最高级．
（2）as…as中间用形容词或副词原形，表示同级比较。
Ex. She is as tall as Lily. 她和Lily一样高。

六、真题演练
( )1.【襄阳】Who run_____ of all in the sports meeting?
A. fast B. faster C. the fastest D. more fast
( )2.【广东】—What do you think of the film?
—Wonderful! I think it’s _________ than the other films in recent years.
A. the best B. the worst C. much better D. much worse
( )3.【上海】The volunteer spoke as ______ as she could to make the visitors understand her.
A. clearly B. more clearly C. most clearly D. the most clearly
( )4.【雅安】—Which month has ______ days in a year?
—February.
A. few B. little C. the least D. the fewest
( )5.【浙江】It’s much ______ to have a small lovely room than a big cold one.
A .good B. well C. better D. best
( )6.【兰州】If there are _____ people driving, there will be ______ air pollution.
A. less, less B. less, fewer C. fewer, fewer D. fewer, less
( )7.【黄石】I am good at math, but his English is ________ than mine.
A. much better B. more better C. very better D. pretty better
( )8.【盐城】There isn’t an airport near where I live. The _______ one is about 90 miles away.
A. busiest B. farthest C. newest D. nearest
( )9.【鄂州】— Do you like the western food, Lili?
— No, I think the food of our country is______ that of western countries.
A. much more delicious than B. less delicious than
C. not as delicious as D. as delicious as
( )10.【大连】—Who plays the violin _________,Sally or Kylie?
—Sally. But she gave the chance to Kylie.
A. well B. better C. best D. the best
( )11.【苏州) Peter speaks Chinese well indeed, but of course not ______ a local speaker
in China.
A. so fluently as B. more fluent than C. as fluent as D. much fluently than
( )12.【茂名】 ________ you hit the horse, _______ it will go.
A. hard; fast B. The hard; the fast C. The harder; the faster
( )13.【福州】—Dad. Would you please drive ________?
—No hurry. We have enough time before the plane takes off.
A. faster B. more slowly C. more carefully
( )14.【十堰】－Many boy students think math is ______ English.
－I agree. I’m weak in English.
A. much difficult than B. so difficult as
C. less difficult than D. more difficult than
( )15.【达州】—Peter is _________ than you, right? —Yes, but he runs__________ in our class.
A. heavier, the fastest B. heavy, the fastest C. heavier, faster D. heavy, faster









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