收入达到均衡水平时()。
A.非意愿存货投资为零
B.计划投资等于实际投资
C.GDP不会发生改变
D.总意愿支出大于国民收入
参考答案:A, B, C
用所给词的适当形式填空。
1. Kangaroos are _____ (play) and chimpanzees are _____ (noise).
2. I was _____ (surprise) to find hardly anyone in the zoo.
3. Visiting zoos are like _____ (live) textbooks for young people.
4. He _____ (use) to be _____ (call) "Little Tiger".
5. Liu Xiang's success is an _____ (inspire) to us all
相量U=100ej30oV的解析式为()。
A、A
B、B
C、C
D、D