Question

Recently I bought an ancient vase, __ was very reasonable.

A.which price
B.the price of which
C.its price
D.the price of that

Answer 1

【答案】：B

【答案】B。解析：考查非限制性定语从句。从句的主语与先行词的关系，即price和vase是所有格关系，介词后的关系代词不可用that。故选B。