精听建议：
先完整地把一条新闻听一到三遍，争取掌握大意。然后，一句一句精听，力争每句话都听明白。遇到实在不懂的地方，再听写。
下面的文本材料中空缺部分里面要填的词都很简单，不过是一些值得注意的连读或者典型的美式发音哦，有些语速比较快。试试看，你能不能全部写对?
(参考文本，欢迎指出错误^^)
Asian bird flu is turning up in Europe. Mute swans killed by the virus have been found in Greece, Italy, Austria, Slovenia, Bulgaria and Germany. Dead swans found in Denmark are still being tested. ___1___ say these discoveries show that waterfowl are moving this virus around. Ornithologists say that is far from proven. NPR's John Nielsen reports.
Migrating waterfowl, often rest at the ___2___ at the National Zoo in Washington, D.C. Today ___3___ mallards does most of the ___4___ and quacking. Peter Marra, a migration expert with the zoo, says it's long been known that ducks, swans and geese can carry the bird flu virus.
"About 30 percent of ducks like these might be carrying some form of low pathogenic avian influenza, which doesn't hurt them or other ducks or animals that they might ___5___." Marra says it used to be assumed that the virulent H5N1 virus killed migrating waterfowl before they could go anywhere, but that assumption has taken some hits in recent months.
参考答案：
1. Health officials
2. duck pond
3. a crowd of
4. humphings
5. interact with
