大全829-补充250-101

101/DQ829。.       The speculative fever of the Roaring Twenties infected rich and poor alike; vast quantities of people were dangerously overextended, credit was absurdly easy to obtain, and most brokerage houses required only ten percent cash for stocks bought on “margin.”(P2 F-2)

(A) rich and poor alike; vast quantities of people were dangerously overextended vast quantities of

(B) both rich and poor alike; large amounts of people dangerously overextended themselves both rich and poor alike重复/amounts of people错/要用被动

(C) rich and poor alike; great numbers of people were dangerously overextended

(D) both rich and poor alike; vast amounts of people dangerously overextended themselves both rich and poor alike重复/amounts of people错/要用被动（C）

(E) both rich and poor; great quantities of people were dangerously overextended both the rich and the poor/great quantities of people错

an amount (sum) of un. ,V单数, quantity of un. ,V单数，a large sums of quantities of un/cn +V复数

答案没有问题

我的问题是

infect rich and rpoor al;ike

我查了longman rich/poor只有形容词的用法没有代词的用法

要不要改为用the rich and the poor alike

谢谢