快乐阅读答案_【PPT课件】

2. A success.
3. Besides bringing joy, the docter also believes that the combination of impulsive laughter and breathing helps stretch muscles and triggers the endorphins that made us happy. This in turn helps release stress which is the cause of many diseases.
翻译：
1. …but because the carbon dioxide (CO2) they released wiped out life with greater ease.
他们释放的二氧化碳非常容易地摧毁了生命。
wipe out 消灭，摧毁
2. Paul Wignall from the University of Leeds was investigating the link between volcanic eruptions and mass extinctions.
1. It can put your purchase information into a special code, so that only you and the seller can read it.
2. 2. says nothing about protecting your privacy/ doesn’t have any policies protecting your personal information
2. Sydney.
3. go dark for the Earth Hour
4. Go for a walk with friends and family and have a nice talk under the night sky free from floodlight pollution.
2. The Optimistic.
1. Earth Hour is a worldwide event organized by the World Wide Fund for Nature and held on the last Saturday of March annually, encouragign households and businesses to turn off their off their non-essential lights for one hour to raise awareness about the need to take action on climate change.
由于网络技术的迅速发展，网上购物开始受欢迎/流行。
Online shopping has come into fashion in most of cities due to the rapid development of Internet technology .
application, purchase, discount, password/ keyword, secure, order, convenience, advance, global, globalization, view, issue, vary (It is quite understandable that views on this issue vary from person to person . )
4. 如果一个一无所有的流浪小孩都愿意分享，那么为什 么我们这些一无所缺的人却如此贪婪？
5. By spending all the money that is spent on war on finding environmental answers， ending poverty and finding treats.
3. 3. Never close; we can order goods directly from any country; Internet sellers often offer highly discounted prices.
1. was attended / was taken part in
1. By raising money themselves.
2. bring back
3. I’m only a child, yet I know we are all in this together and should act as one single world towards one single goal.
1. Creating remote-controlled man-made clouds, which will provide shade from the scorching heat.
2. How to manufacture man-made clouds? 3. man-made clouds 4. will / could go down
1. Comparing the proportion of life wiped out with the volume of lava produced.
2. To prove that Wignall’s research is right.
3. The older the massive volcanic eruptions were, the more damage they seemed to do.
4. Courtillot has different opinions from Wignall’s. / Courtillot doesn’t agree with Wignall.
1. We are just a normal member of the big family of nature.