He felt the kanggaroos'backs with his hands to make sure no one was on them 划线句 to make sure noHe felt the kanggaroos'backs with his hands to make sure no one was on them 划线句 是to make sure no one was on them——did he —— the kanggaroos'backs with his hands 对划线部分提问请问一下能说一下具体原因吗

问题描述:

He felt the kanggaroos'backs with his hands to make sure no one was on them 划线句 to make sure no
He felt the kanggaroos'backs with his hands to make sure no one was on them 划线句 是to make sure no one was on them
——did he —— the kanggaroos'backs with his hands
对划线部分提问
请问一下能说一下具体原因吗

Why feel

He felt the kanggaroos' backs with his hands to make sure no one was on them 划线句to make sure no one was on them
->
(How) did he (fell) the kanggaroos'backs with his hands ?

Why did he feel the kangaroos' backs with his hands?
to make sure no one was on them是目的状语,所以用why提问.