下面图表反映了（  ）

①人民生活达到全面小康富裕水平      ②我国经济实力显著增强
③我国社会主要矛盾已经发生变化      ④改革开放是我国发展进步的活力源泉

Dear Grace,   

    Here is a photo of my ____. We are all at home now. And we are all ____. What are my grandparents doing? Oh, my grandfather is ____ chess. My grandmother is reading a newspaper. And my father is watching CCTV news. It is his favorite ____. My mother is cooking in the kitchen. What am I doing? I'm using the computer, ____ I'm not playing computer games. Haha, I am writing an e-mail to you.

Molly

思考如下问题

《翻越远方的大山》一文中“大山”指的是什么？“遥不可及”是什么意思？你从中体会到了什么？