概要：How did you hear about our products ? 你是怎么知道我们的产品的 /I\'ve been hearing quite a lot about him lately . 最近，我们一直听人提起他。(7) pay special attention to 特别注意……It\'s a good idea to pay special attention to keeping fit . 特别注意锻炼身体是个好注意。(8) have large families 有很多人口的家庭Lesson 341. cause … to … 引起……Pollution has caused much damage to our earth . The causes of damage are obvious . 污染已经对我们的地球产生巨大的损害。损害的原因是不言而喻的。2. have a large population 人口众多This city has a population of more than 1.3
高二英语第九单元 Saving the Earth (拯救地球),标签：高二英语选修7教案,高二英语下册教案,http://www.67jx.comHow did you hear about our products ? 你是怎么知道我们的产品的 /
I\'ve been hearing quite a lot about him lately . 最近，我们一直听人提起他。
(7) pay special attention to 特别注意……
It\'s a good idea to pay special attention to keeping fit . 特别注意锻炼身体是个好注意。
(8) have large families 有很多人口的家庭
Lesson 34
1. cause … to … 引起……
Pollution has caused much damage to our earth . The causes of damage are obvious . 污染已经对我们的地球产生巨大的损害。损害的原因是不言而喻的。
2. have a large population 人口众多
This city has a population of more than 1.3 million .
Many parts of the world once had large populations . 世界上许多地区曾经人口众多。
3. in the heart of 在 …… 的中心
Dunhuang in China is deep in the heart of the Gebi Desert .
中国的敦煌在戈壁滩的腹地。
That hotel stands in the very heart of Guangzhou .
4. fail to do sth 未能……
The main speaker failed to come because of bad weather .
5. limit the numbers of 限制……的数量
One suggested answer is for farmers to limit the numbers of their cattle . 有人提出的解决办法是让农民限制他们饲养畜牧的头数。
The numbers of cars in our city must be limited . 我市的汽车辆数必须加以限制。
注意区别：the numbers of ……的总数，the number of ……的数目
6. in place 在适当的位置，在原来的地方
Nothing is in place after the earthquake .
I hope you\'ll keep the books in place .
Are all the engineers in their places ? 所有的工程师都就座了吗 ？
7. wash down 被雨水等冲走
So when it rains , the soil is washed down the hills and into the river .
Great quantities of soil were washed down the hillside by the storm .
8. blow away 刮走，吹走
The wind blew away the clouds . 风吹散了乌云。
The wind blew away the clothes that were hanging on the line .
9. time and time again = time after time , time and again , again and again 多次，不断地
Time and time again there are serious accidents that pollute the air .
The doctor told him time and time again to give up smoking .
10. a cloud of 一团……的
A cloud of radiation crossed the whole of Europe . 一团带有辐射的尘埃穿越了整个欧洲。
11. as a result of … 由于……的结果
It\'s said that 125,000 people died in Russia as a result of illnesses caused bhy this accident .
12. hundreds of thousands of 成千上万的
Hundreds of thousands of people were injured , many of the injured lost their sight .
Hundreds of thousands of people were listening to the speak in the square .
13. lose one\'s sight 伤失视力
The poor man lost his sight when he was 30 years old .
14. be present in / at 出现在6
Only 12 villagers were present last time .
15. pour into 大量流入
A crowd of football fans poured into the ground as soon as the gates were opened .
When I opened the window , bright sunlight poured into the room .
Lesson 35
1. five to ten million kinds 五百万到一千万
2. die out 消亡，消失，灭绝
Elephants would die out if men were allowed to shoot as many as they wished . 如果允许人们随心所欲地射杀大象，大象就会绝种。
Many old customs are gradually dying out .
The strong wind is dying out .
As is known to us all , many animals have already died out .
3. an average of 平均是……
An average of 13 people were killed or injured in the traffic accidents .
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