谈论保护濒危动物的重要性 — 英语词汇题
题目
根据句意和首字母提示补全单词，完成这段关于保护濒危动物的话：Wild animals are our f___ (朋友). But many of them are becoming e___ (濒危的) now. We should s___ saving them from now on. If we do nothing, they may d___ (消失) one day. Let's t___ our best to protect their homes together.