—Never ________ in line to get on a bus.      

—Is it not until you mention me ________ I know it?[ ]

A. forget to wait; while

B. forget waiting; which

C. forget waiting; that

D. forget to wait; that

结构化金融衍生产品按发行方式分类，可分为（）。

A.公开募集的结构化产品

B.私募的结构化产品

C.非收益保证型产品

D.商品联结型产品