根据句意及所给图片提示，写出句中所缺短语。

⑴     ⑵     ⑶  

①有利于维护社会的公平正义

②体现了共同富裕的原则

③彻底解决了社会的主要矛盾

④明显扩大城乡贫富差距

    It was Sunday today. Tom with her two good friends are going to see his uncle . There are lots of apples trees on his uncle farm. But he is too busy to pick the apples in them. So Jim went to help him every year. The farm is no far from here. The children are all going there on bike . They think it's good for their healthy.

阅读下列图文资料，回答下列问题。

材料一  2011年入春以来，我国长江中下游地区降水异常偏少，湖北、湖南、江西、安徽、江苏、浙江、上海7省（市）平均降水量为近60年以来同期最少，湖北、湖南、江西、安徽、江苏等5省旱情严重。

材料二  长江中下游地区示意图。

在下列各图的△ABC中，正确画出AC边上的高的图形是（　　）