they usually have less money at the end of the month than () at the beginning a.which is b.which was

题目

they usually have less money at the end of the month than () at the beginning a.which is b.which was c.they have d.it is详解

答案

they usually have less money at the end of the month than () at the beginning a.which is b.which was c.they have d.it is选Cthan后面是一个（常常省略谓语部分的）比较状语从句.既然是从句,than后面的词就...