单词：Caulobacter
单词：Caulobacter 相关文章
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
午后咖啡
By Delia Robertson Johannesburg 22 June 2007 South Africa's ruling party, the African National Congress, will hold a conference next week (June 27 - 30) to chart its policy for the next decade and prepare to elect a new leadership at its national con
2007年VOA标准英语（六月）
Hello, everyone. It's been almost three weeks since I sent the American Jobs Act to Congress three weeks since I sent them a bill that would put people back to work and put money in people's pockets. This jobs bill is fully paid for. This jobs bill c
美国总统演讲视频
Next week, the Senate will vote on the American Jobs Act. It's a bill that will put more people to work and put more money in the pockets of working Americans. And it will provide our economy with the jolt that it really needs right now This is not t
美国总统演讲视频
19-The Cobbler and the Banker
摘取梦想的启蒙星
By Efam Dovi Accra 06 November 2006 Africa population experts meeting in Ghana say it is unacceptable that large numbers of women on the continent continue to die from complications of pregnancy and child birth, in an era of unprecedented wealth and
2006年VOA标准英语（十一月)