题目

假定你是李华，在网上看到美国学生Kate的发帖： KateHi, everyone. Staying at homeduring the epidemic really bores me. What's worse, for lack of workout, I haveput on some weight. Is there anybody who can offer me some advice? Hi, Kate. This is Li Hua fromChina.Don't hesitate to contact meif more help is needed. 请你给Kate回帖，内容包括： 1）读贴后的感受； 2）给出两点建议。 注意： 1）词数80左右； 2）可以适当增加细节，以使行文连贯； 3）开头和结尾已给出，不计入总词数。如图，三角形纸片ABC，AB=10cm，BC=7cm，AC=6cm，沿过点B的直线折叠这个三角形，使顶点C落在AB边上的点E处，折痕为BD，则△AED的周长为（ ）A.9cm B.13cm C.16cm D.10cm