they go to the park in the morning?---------------对划线部分进行提问是提问 in the morning(上面画错了)

问题描述:

they go to the park in the morning?
---------------
对划线部分进行提问
是提问 in the morning
(上面画错了)

对they,Who go to the park in the morning?
对the park,Where do they go in the morning?
对in the morning,When do they go to the park?