write表示職業的名詞形式

　　She's a good little worker.

　　她是個討人喜歡的工人。

　　The basic pay of the average worker has risen by 3 per cent.

　　工人的平均基本工資上升了3%。

　　Life as an aid worker can be a risky business.

　　救援人員的工作會有危險。

　　The man claimed to be a social worker and the old woman believed him.

　　那個男人自稱是社會福利工作者，老婦人信以為真。

　　She's a very hard worker.

　　她工作很賣力。