题目

第四部分 任务型阅读 (共10小题；每小题1分, 满分10分)     请认真阅读下列短文, 并根据所读内容在文章后表格的空格处里填人最恰当的单词。注意：每个空格填1个单词。 “Four Tigers” Ceremony of the Tu Minority Heigouding Village, Ledu County in the west of Qinghai province is a place where many people of the Tu minority have lived for centuries. As the little village is comparatively closed to the outside world, a custom called “Four Tigers” was created 200 years ago to protect its inhabitants(栖息地) from sickness and bad 已知菱形的两条对角线长分别是6和8，那么菱形的周长为           ．