题目

任务型阅读理解 阅读下面的短文并按要求完成后面的小题。 Our dog Abbey died last month. My 4-year-old daughter Lucy missed her a lot and asked if we could write a letter to God to make sure he could look after Abbey well. I told Lucy that I thought we could, and she dictated (口述) these words: We put the letter in an envelope with a picture of Abbey and Lucy and addressed it to God/Heaven. Yesterday, we received a package addressed, “To Lucy” with this note:   1.    将文中①处画线内容，连词成句。___________________________________ 2.  �已知函数f(x)=x+ax2，其中a∈R．（Ⅰ）若函数f（x）为奇函数，求实数a的值；（Ⅱ）若函数f（x）在区间[2，+∞）上单调递增，求实数a的取值范围．