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1. invest vt. 投(资)
例句：He invested all his money in real estate.
他把钱全部投资房地产。

2. offer vt. 给予,提供
例句：He offered me a glass of wine.
他端给我一杯酒。

3. involve vt. 使卷入,连累
例句：That's no concern of mine. I'm not involved.
那与我无关,我未卷入。

4. enrich vt. 使富裕
例句：The success of the new business has enriched the owners.
新的生意的成功使店主们富裕起来。

5. expansion n. 扩展;扩张
例句：The new factory is large, to allow room for expansion.
新工厂很大,有地方可以扩展。

6. resign vt. 放弃,辞去
例句：The general resigned his commission.
将军辞去了他的职务。