比5小的正整数有（ ）；比﹣5大的负整数有（ ）．
4，3，2，1；﹣4，﹣3，﹣2，﹣1．
中鼓室于鼓膜脐与鼓岬之间的距离是（）。
A.1mm
B.2mm
C.3mm
D.4mm
E.5mm
An analyst does research about a forward agreement (FRA). A FRA is referred to as a 3×9. The terms of the agreement are a:（）
A. 3-month rate and a 6-month expiration.
B. 3-month rate and a 9-month expiration.
C. 6-month rate and a 3-month expiration.
