题目内容

ideas don't drop fully formed from the skiesThis means that ideas ____.

A. need to be developed with careful thinking
B. are immediately created through good teaching

查看答案

搜索结果不匹配？点我反馈

更多问题

in the long runThis means ____.

A. at a time in the future
B. with a great deal of effort

frighten the life out of someoneThis means ____.

A. to make someone very ill
B. to make someone extremely afraid and nervous

当消费函数为C=a+bY,a>0,b>0,这表明，平均消费倾向应

A. 小于边际消费倾向
B.大干边际消费倾向
C.等于边际消费倾向
D.以上三种情况都有能

假定其他条件不变，厂商投资增加将引起

A. 国民收入增加，但消费水平不变
B.国民收入增加，但消费水平下降
C.国民收入增加，同时消费水平提高
D.国民收入增加，储蓄水平下降