Last Monday, I bought a second-hand puter, was very slow.
A. which price
B. its price
C. the price of whose
D. the price of which
网友回答
A. which price
B. its price
C. the price of whose
(答案→)D. the price of which
解析：考查定语从句。本题定语从句的先行词是puter,后面的定语从句中which指代先行词在句中作为of的宾语。The price of which=whose price;句意：上周一，我买了一台二手电脑，它的价格非常低。故D正确。