Unit 4 Global warming
高中英语选修6 uni4短语、重点句子unit 4 global warming
i. phrases
1. global warming
全球气候变暖
2. a supply of /supplies of
大量的
3. depend on
依靠
4. human activity
人类活动
5. a natural phenomenon
自然现象
6. be trapped in...
被困在……
7. a quantity of/quantities of + n.
大量的
8. result in
result from
导致..
原因是..
9. as a result = in consequence
as a result of =in consequence of
因此
of由于…的缘故
10. build up
逐渐建立
11. keep on
保持
12. make a difference
make no difference
有影响；有关系
对……没有影响；不重要
13. put up with…
忍受
14. as/so long as
只要
15. and so on
等等
16. glance at…
很快地看……一眼..
17. on the whole
大体上
18. compare…to.../compare….with
与…相比
19. come about
come across
come back
come down
come in
come out
come up
come up with
come to
发生(不及物)
偶遇;穿过
回来
降下;减低
进来;到达
出来;出版
上来;被提出讨论;发芽
追上;赶上
结果达到;苏醒
20. heat up
受热
21. up to
多达; 比得上
22. in the years ahead
今后一些年里
23. carry out
执行
24. decrease by
decrease (from …) to
下降了……
（从……）下降到
25. greenhouse effect
温室效应
ii. sentences
1. that probably doesn’t sound very much to you or to me but it is a rapid increase compared to most natural changes.
这对你我来说很可能是无所谓的，但是跟多数自然变化相比较而言，这却是一种快速的增长。
2. there is no doubt that the earth is becoming warmer but there is fierce debate over whether it is human activity that has caused this global warming or whether it is just a natural phenomenon.
毋庸质疑的是地球正在变暖,但关于它变暖的原因是由于人类活动所致还是一种自然现象还存在激烈的争论。
3. without the “greenhouse effect”, the earth would be about thirty-three degrees celsius cooler than it is.
如果没有这种 “温室效应”，地球的温度将比现在的温度还要低33摄氏度左右。
4. some people think future global warming would cause the sea level to rise by several meters; others predict severe storms, droughts, famines, the spread of diseases, and the destruction of species.
有人认为全球变暖会导致海平面上升好几米;也有人预言会出现严重的风暴、干旱、饥荒、疫病和物种的灭绝.
