长期菲利普斯曲线说明（）。
A.政府需求管理政策无效
B.政府需求管理政策有效
C.经济主体存在货币幻觉
D.自然失业率可以变动
参考答案：A
If we had stayed at that port much longer，we（）the tropical storm.
A.will meet with
B.met with
C.would meet with
D.would have met with
