3.dieout(动,植物物种)灭绝4.beataloss/bepuzzledat/beconfused迷惑的,不解的sufferaloss(of)蒙受损失makeupforaloss弥补损失belostinone’sthought(陷入沉思)loseheart灰心loseone’shearttosb对?倾心5.inpeace平静的(地);安静的(地)insilence/inquiet/insurprise/inahurry6.huntingfor搜索;搜寻7.beindangerof有…危险endangeredadj.濒危的