问题补充：
The of living areas makes wild animals become fewer than before
A. loss
B. lost
C. losing
D. lose
答案：
(答案→)A. loss
B. lost
C. losing
D. lose
解析：A. loss减少，名词 B. lost失去的，形容词C. losing作为动词ing形式，意为失去 D. lose失败，动词；句意：生存区域的减少，使野生动物变的比以前少很多。The loss作为主语，用名词形式，故选A
