What does the boy do

What is he doing?,What does the boy do? what does the boy do?请写下一句 What does the boy ----- doing? What is he doing 和 What does the boy do 说明理由 What does the boy do?中文的回答是他是一个医生．用英语怎么说 What l( )does the boy speak What l____ does the boy speak can the boy do\does his homework? “What does the writer do? What does the writer do? What does the man do? What does a paper boy do what does a tour guide do what is a