Operation rooms should be kept free ______ bacteria of any kind

It is said that Mr. White will ________ Mr.Green in this school.

Taking more exercise will stopyou weight.

I travel to the Binhai New Area by light railway every day，________ do many businessmen who live in downtown Tianjin.

He still lives in the room _____ there is a beautiful tablewidth=”132″ valign=”top” style=”width:99.0pt;padding:0cm 5.4pt 0cm 5.4pt; height:11.35pt”