题目内容

运输需求的交叉弹性系数的计算方法是()。

查看答案
更多问题

John survives on 100 pounds a month

A. lives B. puts C. borrows D. spends

Poor schooling was the root of the unemployment problem

A. base B. result C. force D. cause

3 Did anyone call when l was out?
A everyone
C nobody
B someone
D anybody

59 A either B both C each D one

答案查题题库