人教修订版英语高二上Unit 9 Saving the earth
Language points教案

1. summit n. 最高级会议，最高点，顶点。（尤指）山顶
a. He will attend a summit in Washington
b. Did anyone reach the summit?
2. attend vt. 出席；上（大学等）； 照料
Only 12 people attended the meeting. 只有12个人参加了会议。
The General was attended by several doctors.
3. content n. 内容，里面的东西 adj.满意的，满足的
be content with = be satisfied with 对……感到满意；
be content to do sth. = be willing to do sth.乐意做某事，心甘情愿做某事
eg. I like the style of the book,but I don’t like the content.
He is not content with the result of the exeperiment.
He was content to eat the leftovers.
4. representative n. 代表，典型，议员 adj. 有代表性的，典型的
a. If I can’t be present myself tomorrow ,I’ll send my representative to the meeting .
b .Do you know who is the representative of the PRC in the UN?
c. Can you show me a representative sample ?
5. share ideas = exchange views; compare notes 交换意见
eg. They often share ideas about how to develop the economy in that area.
6.or = that is 也就是；即（用于补充说明上文）；or 还有“或； 否则”等意
eg. The company is paying the rent or at least contributing to it.
7.access n接近、进入have access to有接近、使用、进入的权利或机会
eg. This is the only access to that building.
Do you have access to the Internet at home?
So far many people in the world have no access to education.
8. alone = only adv.(following by a n.or pron) 只有、仅仅
eg. He alone is not responsible for it.
Money alone can not make you happy.
8.be+ to do sth.常用来表安排、命令、职责、目的、用途、可能性、命中注定
be to do 计划，打算we are to go to town this afternoon. 下午我们打算去城里。
拓展：be to do 的常见用法有：
表命令， 意为“必须，不得不”
You are to do your homework before you watch TV.你得做完了作业才能看电视。
表示可能性，相当于can，主要用于疑问句和否定句。
How am I to know what has become of him?我怎么知道他的遭遇如何？
表示假设certain skills must be learned if one is to use English effectively.如果想有效地使用英语，某些技巧是必须得学的。
表目的
This house is to be lent or sold?这房子要出租或出售。
表示结果He was to blame for not locking the door.没有锁门是他的过错。
表示命运注定……，通常用于过去时。
He came to power, but he was to pay dearly for it; soon he was assassinated.
他得到了权力，但却为此付出了昂贵的代价；不久他就被暗杀了。
9. stress v.=put special emphasis on强调 n..= specail emphasis 强调、重音,压力，紧张
eg. The head teacher stressed the importance of coming early.
My parents lay great stress on honesty.
10. take action采取措施
eg. Think it over before you take any action.
11.All too often时常
12.in harmony with与……和谐相处out of harmony with ….与。。。不相称
eg. The goal, he says, is to live in harmony with the world around us.
13.put an end to = stop sth from happening any more 结束、制止
eg. We must put an end to this foolish behaviour.
The chief task of the moment is to put and end to the terrible pollution in the rivers.
put an end to / put …to an end put…to a stop /put a stop to …..
It’s time to put an end to the meaningless argument / put the meaningless argument to an end.
14. responsibility u . n 责任，职责，责任感 c . n 所负责的事
a. A middle school student like you should have more sense of responsibility.
b. The Prime Minister has a lot of responsibilities .
Responsible adj sb be responsible (to sb) for 某人对。。。应负责任的
Sth be responsible for … 造成某事的原因
c. I’m responsible to her for the safety of her family.
d. Who is responsible for this terrible mess?
15.wipe out = clean the inside of sth. By rubbing it with a cloth 擦洗……的内部；消灭；歼灭
eg. Doctors are searching for a cure that will wipe out AIDS.
In the movie, the whole town was wiped out in the war, which showed the cruety of the war.
16.There exist serious problems 属于there be 句型. There be 句型中, 还可以用其他动词来代替be. 如live, stand, seem, appear, exist, remain, lie, live, happen, come about等.
Once upon a time, there lived a fisherman on the island.
17.A better understanding of the environment is necessary, a
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