用it’s +adj+for sb to do sth造句 并解释
问题描述：
用it’s +adj+for sb to do sth造句 并解释
答
it's diffcult for him to study hard
对他来说学习好很难
答
It's hard for me to help you without money！
答
It's necessary for us to have healthy eating habits.拥有健康的饮食习惯对我们来说很必要
It's important for us to protect the environment.保护环境对我们来说很重要
答
It's good fou me to do excises.