凡士林为（）.

A．水溶性栓剂基质 

B．油溶性栓剂基质 

C．水溶性软膏基质 

D．油溶性软膏基质 

E．乳膏基质

After the big earthquake，his house was completely ______，so he had to build a new one ______ the old house stood.

A．damaged；which

B．destroyed；where

C．ruined；when

D．hurt；that