题目内容：

Which choice is right
A.How much is that dictionary whose cover has come off?
B.The price of that dictionary whose cover has come off is very cheap.

优质解答

A.
1.询问某东西的时用how much,whose之后是定语从句,修饰dictionary.
2.我们在描述某东西的价格时,主语是指具体的“某物”,如：This book is dear.而不是“价格”,所以没有句子B的说法.