第13单元学案

语言知识纲要

1．benefit from
2．cover…with
3．turn…upside down
4．fill…with
5．come up with
6．make notes of
7．put an ice cube in each glass
8．transport
9．call in
10．range from…all the way to…
11．that is
12．break down
13．become available to
14．take advantage of
15．do the work
16．be sensitive to
17．absorb / be absorbed in
18．give off
19．a variety of
20．decrease
21．float
22．create a stable environment
23．keep the temperature of the earth steady
24．add energy to the ecosystems
25．provide energy for the ecosystems
26．provide both recreation and education for human beings
27．contribute to…
28．have a relatively high / low freezing point
29．have a relatively high / low density
30．the relationship between mass and volume

重点知识点归纳
1．benefit
[vt]对……有益，得益于sth~sb=sth do good to sb
eg. This is an invention that benefits mankind.
[vi]~from / by sth 从……受益
eg. Mankind benefits from the invention in many ways.
[n.]
be of benefit to… 对…有益
利益，常见搭配 for the benefit of… 为了…的利益
to one’s benefit 对某人有益
get benefit from… 从…中受益
eg. Morning exercise your health.
She does all this the people.
The new policy will stabilize the prices of oil _________________.
Exercises: 完成句子
①The experience learned from work （对我有益）.
②Your learning method is （对每个学生都有益）.
③The book was boring. It wasn’t to me.
A．benefit B．benefited C．of little benefit D．of much benefit
2．transport [un] 运输；运送
eg. Modern means of transportenable us to move more easily.
The transport of coal is usually by rail.
vt→运输；运送
eg. A bus transported us from the airport to the city of Chengde.
It took all day to transport the disasterrelief materials to the flooded areas.
3．range
[n] 范围、山脉、生长地带
①Though this factory in Shenzhen is small, it puts out a large range of products.
②You will find there are many wild plants along the mountain range.
③What’s the range of the elephant in Asia?
v. 变化，变动，从……到……不等
①Prices ranged from 5 dollars to 10 dollars.
= Prices ranged .
②Guo Moruo ranges among the greatest poets in modern China.
③The discussion ranged over various problems.
Exercises:
①This undersea exploration will cover a large part of China’s coastal areas, from East China Sea to South China Sea.
A．ranges B．to range C．ranging D．ranged
②The temperature （在15到35摄氏度之间变化）.
（年龄范围）is from six months to twelve years.
His studies （涉及好几个学科）.
China （位列面积最大的国家之一）.
4．take advantage of 对……加以利用 / make use of
eg: We should take advantage of all educational opportunities.
They take full advantage of the school library to educate students.
※ have
gain an advantage over 胜过……，取得比……更有利的地位
win
to one’s advantage 对……有利
eg: Yao Ming has an advantage over others in playing basketball.
The situation is getting better, to our advantage.
反→disadvantage [n.]不利，不利条件
at a disadvantage 处于不利地位
to one’s disadvantage对某人不利
put sb at a disadvantage
eg: Her poor health put her at a ~ in the journey.
Her height will be very much to her ~ if she wants to be a dancer.
Exercises: 完成句子
①His inability to speak English （将使他在参加国际会议时处于不利地位）.
② （我的同桌优于我）in learning physics.
③He always （很好地利用他的业余时间）.
The young man （利用了我们的善良）to get much more help.
④The students who have poor memories （处于劣势）in learning a foreign language.
5．decrease
[v.]变小、减少
eg:①The doctor advised you to decrease the dose of the medicine as you feel better.
②The number of traffic accidents has decreased by 10% this year.
③The decided to decrease our wages to one t
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