15．wildlife n. 野生生物

　　16．herd n. 牧群；兽群

　　17．raid n．& vt. (警方的)突击搜查

　　18．confiscate vt. 没收

　　19．ideal adj. 理想的

　　20．spot n. (某事发生的)__准确地点；现场

　　21．meanwhile adv. 同时

　　22．lay vt. 产卵；下蛋

　　23．insect n. 昆虫

　　24．mammal n. 哺乳动物

　　25．bald adj. 秃(头)的

　　26．brink n. 边缘

　　27．initial n. 首字母

　　28．branch n. 分支机构；办事处

　　29．continent n. 大陆；洲

　　30．monitor vt. 监测

　　 [用所给词的适当形式填空]

　　1．This energetic man is full of energy every day.(energy)

　　2．Many animals are already extinct，or getting close to extinction．(extinct)

　　3．This tent offers little protection against the severe storm so we should find a house to__protect ourselves.(protect)

　　4．The tiger endangered the safety of the deer，but the endangered deer dealt with the dangerous situation decidedly and smartly. Now they are out of danger．(danger)

　　5．This article is well worth reading，but it is not worthy of being translated. So I feel that all your effort isn't worthwhile．(worth)