问题
单项选择题
某种运输服务价格变动引起另一种运输服务供给量变动的灵敏程度用()来反映。
A.运输需求派生弹性
B.运输供给派生弹性
C.运输供给交叉弹性
D.运输需求交叉弹性
答案
参考答案:C
某种运输服务价格变动引起另一种运输服务供给量变动的灵敏程度用()来反映。
A.运输需求派生弹性
B.运输供给派生弹性
C.运输供给交叉弹性
D.运输需求交叉弹性
参考答案:C
完形填空。 | ||||
There is a very big playground in our school. So many students in our school like to play ball games 1___________. Some like to play 2___________ and some like to play volleyball. 3___________ all the boys like to play football. They often play football after school. They also come to play football 4___________. But most 5___________ students like to play table tennis in the room. They don't like to run in the sun. We all like sports. It's good to play ball games.
|