-- Do you know______ famous novelist, Mr. Wang in your school?

--- I do know______ Mr. Wang in our school, but not that one.

A．the; the

B．the; a

C．a; a

D．a; the

我国国家统计局公布的季度GDP初步核实数据，在季后（）天左右公布。

A.15

B.45

C.20

D.9