BBC在线收听下载:奥巴马提前结束假期返回华盛顿

短语讲解：

1. Mr Reid, the Democratic majority leader in the Senate, criticize the Republicans for ruling out any taxes rises as a part of a deal.

rule out 排除…的可能性
例句：We cannot rule out that possibility.
我们不能排除那种可能性。
 
2. If we go over the cliff, and it looks like that’s where we’re headed, the House of Representatives — as we speak with four days left after today before the first year — aren’t here.

go over 重温
例句：I'll go over the whole lesson again.
我把整个课文再重温一遍。
look like 看起来像
例句：You look like my son.
你看起来像我儿子。

3. Oil exports have been reduced to less than a half in the past six months as a result of European and American sanctions.

as a result of 由于…的结果；
例句：They were late as a result of traffic jam.
由于堵车他们来晚了。

4. There's a precarious coming in the capital Bangui, a feeling of anxiety with the people there not knowing what is going to happen next.

be going to 就要；快要
例句：After that I'll be going to canada.
此后，我将去加拿大。