例句：
He started work as a security guard。
他開始工作時做保安員。
You need to be able to work as part of a team。
你必須能作為團隊的一員去工作。
He had sought work as a cowboy， rounding up cattle。
他曾經找過一份當牛仔的工作，負責看牛不讓其失散。
Sheila found some work as a secretary in an insurance company。
希拉在一家保險公司找到了一份做秘書的工作。
His work as a civil servant was a cover for his activities as a spy。
他以公務員的工作作為搞間諜活動的掩護。