人教版八年级Unit7 What’s the highest mountain in the world 知识点.doc

Unit 7 What’s the highest mountain in the world?
Section A
1. Qomolangma is higher than any other mountain in the world. 珠穆朗玛峰比世界上其他任何一座山都高。
higher than any other mountain比其他任何山都高，any指任何一个，后接单数名词。这种比较级形式可以替换为最高级形式，即：形容词比较级+than any other+单数名词=最高级+单数名词。原句相当于Qomolangma is the highest mountain in the world.。
Tom runs faster than any other student(或any of the other students)in his class. 汤姆比他班上的任何人都跑得快。
This book is more difficult than any other book here.=This book is the most difficult book here.
这些书当中这本最难。
【知识拓展】
表示最高级的结构还有：形容词比较级+than the other+复数名词。
Asia is bigger than the other continents on the earth. 亚洲是地球上最大的洲。
( )—Everyone knows Canada is the second largest country in the world.
—That is, it is larger than ____________ country in Asia.
A. any B. any other C. other D. another
2. China has the biggest population in the world. It’s a lot bigger than the population of the US. 中国是世界上人口最多的国家。它比美国人口要多得多。
★population作主语，表达一个整体概念时，谓语动词用单数，当其前有分数或百分数修饰时，谓语动词可用单数或复数。
The population of Nigeria is more than 100 million. (强调整体性) 尼日利亚的人口数量为1亿多。
Three quarters of the population in the city is/are from other parts of the country.这个城市里四分之三的人口来自全国其他地方。
（1）问人口数量的句型是：What’s the population of...?
What’s the population of the world now? 现在世界人口是多少？
What’s the population of China?=How large is the population of China?中国有多少人?
【注意】population和people的区别：前者通常用what来提问，后者用how many 来提问。
What’s the population of Canada? 加拿大的人口是多少？
How many people are there in Canada? 加拿大有多少人？
（2）形容人口多少用big，large或small。
The city has a big/large/small population. 这个城市人口多/少。
【知识拓展】
表示＂某地有多少人口＂用…has a population of…或The population of… is…。
The city has a population of about six million.=The population of the city is about six million.
这个城市大约有六百万人口。
( )The population of the world ____________ still ____________ now.
A. will；grow　　 B. has；grown C. is；growing D. is；grown
★a lot bigger大多了,bigger是比较级,前面用a lot修饰。a lot, a little, much, a bit, still,