读一读,补全句子
（1）----       does she do?  
----She is a               （科学工作者）.
（2）----        does he work?
----He        at sea.
（3）----What does your father do?
------      is a            .（教练）
（4）----What does your uncle do? 
-----He is a           .（警察）
（5）----        does your father go to work?  
-----He       to work             .（骑自行车）