—Do you know Ang Lee’s latest film “Life of Pi”?

—Of course, I like it very much. I        the film several times.

A．see

B．saw

C．have seen

D．had seen

尼泊金在液体药剂中常作为（）

A.助悬剂

B.润湿剂

C.防腐剂

D.增溶剂

E.絮凝剂及反絮凝剂