After class, we _____ to talk about the film that we saw just now.    [ ]

A.  go on            

B.  continued      

C.  lasted            

D.  went for

下列属于轻钢龙骨所具有的特点的是( )。

A．强度低
B．抗震性能好
C．外形美观
D．耐火性好