BBC news 2009-07-09 加文本

1.Leaders of the G8 leading industrialized countries meeting in Italy have agreed to try to limit global warming to no more than 2 degrees Celsius by the year 2050.

no more...than和not more...than的区别:

　　no more...than含有消极,否定的意味,译为"A与B都不……,不……也不"等。

　　not more...than含有积极,肯定的意味,表示程度上的差异。比较:

　　He is no more diligent than you. 你不勤奋,他也不勤奋。(两人都不勤奋)

　　He is not more diligent than you. 他没有你那么勤奋。(意指两个人都勤奋,但你更勤奋)

2.want developed nations to reduce them by 80% by 2050, and the rest of the world to commit itself to 50% cuts. Here is James Robbins.

commit to承诺

Do commit you promises to paper.
一定把你的保证写成书面东西。

3.How that can be guaranteed is unclear, but the most developed nations are also setting themselves an ambitious goal for emissions cuts by 2050.

set a goal设立目标

例句：Many young people are torn between their ideals and reality and cannot set a goal for their future.
      不少年轻人在理想与现实中交困，找不到自己的新坐标。

4.The International Monetary Fund says the world economy is beginning to pull out of recession.

pull out of从……中退出

例句：He threatened to pull out of the common market.
      他威协要退出共同市场。

5.The doctors said they believe about 750 civilians were killed from January which compares with the UN estimate of several thousands.

compare with相比较

例句：The absolute altitude of our place is just 100 meters, which can never compare with that of the Tibetan Plateau.
      我们这里的绝对高度才100米，跟青藏高原没法比。