The only surviving large mammals

The only surviving large mammals in Britian are ________ and roe deer.
A、red deer
B、wild pigs
C、wolves
D、foxes
【正确答案】：A
【题目解析】：Red deer were initially imported by sport hunters, but their numbers increased exponentially. Today, they trample and devour the plant life of forests, farms, and national parks alike. 参见教材P90。