题目内容
将下列横线上填入适当的名词
Mr. Brown works in a hospital! He is a ________.
David has written 3 books. He is a ________.
There is something wrong with Jack's teeth, so he will go to see a ________.
A ________ works in a post office, and he sends letters and newspapers to us.
Old Bob lives in the country, and he grows vegetables, corns, fruit, trees. He is a ________.