The boy went to the zoo on foot.(on foot(画线)

问题描述:

The boy went to the zoo on foot.(on foot(画线)
要求:划线部分提问、否定句、一般疑问句

划线部分提问:How did the boy go to the zoo?
否定句:The boy didn't go to the zoo on foot.
一般疑问句:Did the boy go to the zoo on foot?