高中英语选修8第一单元重点、难点
Unit 1 A Land of Diversity
命题考点探究
dhcp是什么意思1. diversity = variety n. 差异（性），不同（点）; 多样性(化)、变化
a diversity of vegetables
diversify vt. 使…多样性，使…不同
diversify one’s skills / interests
We should diversify the syllabus (教学大纲）to attract more students.
A company should diversify.
2. illustrate vt. 说明、阐明（用图示、实例等）
The lecturer illustrated the theory with examples.
abnormal
Plea illustrate how to u the machine.
初三英语视频illustration n. 实例
by way of illustration 以实例说明
3.California is the third largest state in the USA but has the largest population. 加利福尼亚是美国第三大州但却是人口最多的。
关键透析
序数词可以修饰形容词的最高级
ivThe Yellow River is the cond longest river in China. 黄河是中国第二大河。
I’d like to buy the cond most expensive camera. 我想买最贵的照相机。
联想拓展
可以修饰形容词最高级的词：far , by far , much, nearly,almost等。
可以修饰比较级的词：rather, far, still, even, no , a little , a bit , any , slightly , by far 等。
即时活用
You’re standing too near the camera . Can you move ____?(B)
A a bit far B a little farther
C a bit of farther D a little far
4. population n. 人口
用法归纳
表示整体人口时谓语动词用单数，表示部分人口时谓语动词用复数。 而形容人口的多少通常用large / small.
ayer
The population of China____ _ large. And 70% of the population of China_______ peasants. (is/are)
对人口的多少进行疑问时，可用
What’s the population of ….?
What’s the population of Guangdong?
have a population of …. 有多少人口
China has a population of 1.3 billion.
an increa / growth in population 人口的增加
5. The customs and languages of the immigrants live on in their new home.
each用法归纳
(1). 继续活着，继续存在
She died ten years ago but her memory lives on. 她十年前就去世了，但她却留在人们的记忆中。
(2). live on sth: 以…为生；仅以…为主要食物；靠…生活
Small birds live mainly on incts. 小鸟主要靠食昆虫为主。
She lives on burgers. 她只喜欢吃汉堡包。
You can’t live on forty pounds a week. 你靠每周四十英镑没法过活。
6. When the first people arrived in what we now know as California, no one really knows. 宾语从句
= the place that we now know as California. （定语从句）
即时活用
George Washington was born in ______ is now the state of Virginia. (D)
A.which B. where C. that D. what
= George Washington was born in the place
that is now the state of Virginia.
（1） Pudong Development Zone is no longer a rural area ________ it ud to be. （C）
定语从句, 先行词是area, that作关系代词
（2） Pudong Development Zone is no longer ________ it ud to be. (A)
英语辅导资料A. what B. where C. that D. there
7. However, it is likely that Native Americans were living in California at least fifteen thousand years ago.
It is likely/possible/probable that ……. …….是可能的
关键透析
sb/sth is likely to do sth
某人/物有可能做某事
注意: likely 比较级为 likelier, 最高级为 likeliest
e.g. She is ______to succeed.（likely）
她有可能会成功.
= It is likely that she will succeed.
This is a ________story.（likely）
这是一个有可能发生的故事.
易混辨析: likely, possible, probable
按可能性程度,probable可能性最大,其次为
likely, 最小为possible.但需要注意的是,likely的主语可以是人,但possible, probable却只能用形式主语it.
8. by means of : by using 依靠、凭借
那个囚犯从秘密通道逃走了。
The prisoner escaped by means of a cret tunnel.
思想可以凭借音乐的形式来表现。
Thoughts can be expresd by means of music.
means : All possible means have been tried.
Every possible means has been tried.
The quickest means of travel is by air.
联想拓展
by all means 无论如何、当然可以
by no means 一点也不、绝不
We can succeed ______________(通过)hard work. (by means of)
mercy是什么意思You can get there ____________________ (乘坐多种交通工具). (by many means of transport)
9. force …into …强迫…成为、做、进入…
They forced him into signing (to sign) the paper.
He forced his feet into his shoes.
She was forced into crime by circumstances.
她为境遇所迫而犯罪。
The fellow forced his way into my home.
那家伙强行闯入我家。
10. Spanish soldiers arrived in South America in the early 16th century when(定语从句）
they fought against the native people and took their land.
西班牙士兵最早是在16世纪初来到南美的，（当时）他们同土著人打仗，夺取了他们的土地。
关键透析
小学英语学习机
People from Africa have been living in California since the 1800s, when they moved north from Mexico.
raceway非洲人从 19世纪就在加利福尼亚住下来，（当时）他们是从墨西哥向北来的。
Even more arrived between 1942 and 1945 when they came to California to work in the ship and aircraft industries.
更多的非洲人是在1942年到1945年间来到加利福尼亚的，当时他们是到船厂或飞机厂工作的。
take 捕捉、获胜、占领、夺取等
take a tiger / a fort （城堡 ）/ a prisoner / a degree（学位）/ a bribe（受贿）
12. the /a majority (of) 大多数、大部分
The / A majority of the country speak（s) English.
The / A majority of students were/was against the policy.
