用do或are填空:What ( ) you do when it's raining?

问题描述:

用do或are填空:What ( ) you do when it's raining?
请告诉我你为什么这么选择,

What ( ) you do when it's raining
应该选do.因为如果选are的话,后面应该是doing,所以这里的do应该是实义动词,所以用助动词do来帮助提问