Mister Obama promised to work with them on important issues including energy development and climate change.

VOA: special.2009.11.13

We would be then reaching to the EU, and saying: "Look, you got some oil, and you've also got possibilities of developing alternative sources of energy, We'll work with you.

我们主动和欧盟交谈，你们有石油资源，你们还有可能,开发可替代能源资源，我们想和你们合作。

普林斯顿公开课 - 国际座谈会课程节选

It says it will work with manufacturers of high-energy products to try to improve energy use.

VOA: special.2009.07.17

He said the United States wanted to work with Europe on a new strategy that would provide energy security for the future.

VOA: standard.2009.10.23

I have a lot to learn,". A senior U.S.official who attended the meeting said Mr.Obama expressed a desire to work with UNASUR nations to confront economic, environmental,and energy challenges.

VOA: standard.2009.04.18