现金比例变化法是根据对市场走势的预测而正确改变现金比例的百分比来对基金择时能力进行衡量的方法。()
参考答案:错
You'd better not speak of it at the beginning of the story, ________ it may give away the surprising
ending.[ ]
A. otherwise
B. then
C. so
D. which
简述豫章18县分布的特点。