A：What do you do?
你是做什么工作的?
B：I'm a teacher.
我是老师。
注释：
a.What do you do?
(你是做什么工作的?)
= What line of work are you in?
(你是从事哪一行的?)
= What do you do for a living?
(你做什么谋生?)
b.living n.生计
make a living 谋生
例：I make a living by teaching.
= I teach for a living.
(我靠教书为生。)