Mother said she was glad she never let her hair be cut.为什么用be cut 直接用cut不行吗?let sth done 和let sth be done 区别是什么let sth done 本身不就是被动的意思吗
问题描述：
Mother said she was glad she never let her hair be cut.为什么用be cut 直接用cut不行吗?
let sth done 和let sth be done 区别是什么
let sth done 本身不就是被动的意思吗
答