-- Why are you in such a hurry, Mike?

--- There ________ an NBA basketball game in ten minutes.

A．will have

B．will be

C．is going to have

D．are going to be

管道连接时，当管径小于200mm，使用法兰盘连接的最大间距为（）；管径大于200mm，使用法兰盘连接的最大间距为（）

A.8m；9—12m

B.10m；9—12m

C.8m；10—13m