正文

VOA慢速英语:Everyday Grammar: Put Prepositions in Their Place

2015-04-04来源:VOA

Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin.

词汇讲解：

1. explain vt.讲解，解释
例句：He made up a story to explain why he was absent.
他编造了一个故事为他的缺席辩解。

2. insurance n.保险，保险业
例句：Her husband works in insurance.
她丈夫在保险业工作.

3. appear vi.出现，显现; 出庭
例句：I have to appear in court on a charge of drunken driving.
我被控告醉酒驾驶而要出庭受审.

4. assistance n.帮助，援助
例句：He refused the proffered assistance.
他拒绝接受向他提供的帮助.