Michelle Obama wears clothes that anyone can buy in a mall and ________ she may have a larger effect on consumers than ordinary models.

A．furthermore

B．otherwise

C．nevertheless

D．therefore

不分散低固相聚合物（）钻井液主要应用于含盐膏的地层以及海上钻井。

A、淡水

B、盐水

C、碱水

D、酸水