The Harry Potter books are quite popular they are in great_____ in the city.A.quanti

The Harry Potter books are quite popular, they are in great_____ in the city.

A.quantity

B.progress

C.production

D.demand

答案：D。
句意：《哈利波特》丛书相当受欢迎，在这个城市有很大需求量。依然是名词辨析，A表达“数量”;B表达“过程、手续、程序”;C表达“生产”;D选项，表达“需求”。