My grandparents are ____ ____ the country life, and they wouldn't like to live with us.
设x∈R，若函数f（x）为单调递增函数，且对任意实数x，都有ff（x）﹣ex=e+1（e是自然对数的底数），则f（ln2）的值等于（ ）
I love this d____.
