-Lookatthemaninblue!Doyouknow   ？-Oh，heisapoliceman．A．w...

问题详情：

-Look at the man in blue!Do you know    ？

-Oh，he is a policeman．

A．what does he do   B．what he does

C．how he does

【回答】

B

知识点：宾语从句

题型：选择题