dictation：
The W. H. O. chief said climate change will also get(hit) the poor the hardest but, to a greater or a less (lesser extent), will affect all countries. She said more (droughts, floods) and (storms) mean greater demends(demands) for (humanitarian aid). And she warned it will mean a growing number of environmental refugees. And, thirdly, Doctor Chan warned the continue threat and damage in (of a continued threat of pandemic influenza). She said it would be very unwise for governments not to prepare. She urged delicates(delegates) to support a W. H. O. resolution on the sharing of in (influenza viruses) for research and to make (vaccines) that seems widely available. The W. H. O. this week also released it's World Heath (Statistics) report for two thousand eight. Agency officials say fewer people are dying **the(of infectious) diseases. In more and more countries, they say, the chief causes of death are conditions such as heart disease and (stroke). By two thousand thirty, noncommunicable conditions are (expected) to cause more than three-fourths of all deaths. Almost one-third of deaths will result from cancer, heart disease and traffic accidents. The number one cause of preventable deaths is tobacco. More than eight million tobacco-related deaths are (predicted) in two thousand thirty. -- eighty percent of them in developing countries.

words:
humanitarian 人道主义者
pandemic influenza 大流行性感冒
unwise 不明智的
urge 催促 力促
vaccine 疫苗
Statistics 统计
noncommunicable 不会传染的

phrase:
to a greater or lesser extent 不同程度上