My deit is less healthy than youes.和 My deit is less healthier than yours.那个对还是都对.
问题描述：
My deit is less healthy than youes.和 My deit is less healthier than yours.那个对还是都对.
答
My diet is less healthy than yours.是正确的,比较级more than /less than.
My diet is healthier than yours也正确.