【题目】At the foot of the mountain ________ a family, ________ members make a living by raising cattle and sheep.
A.lives, whose
B.lives, where
C.live, where
D.live, whose

【答案】A
【解析】考查主谓一致和定语从句。句意：在山脚下有一个家庭，靠养牛羊为生。主语是a family是单数，谓语也用单数lives；句中包含定语从句，先行词是a family，在定语从句中作定语，指这个家庭的成员，用关系代词whose，故选A。