This is a man Robot can walk with its ( ) It can talk with its( )It can run with its( )填单词

问题描述:

This is a man Robot can walk with its ( ) It can talk with its( )It can run with its( )
填单词

feet
mouth
legs

feets
mouth
legs

feet
mouth
legs

legs mouth wheels

这要看看这机器人怎么设计的,
不知道这样行不行?
wheels
speaker
jet engine