单项选择题
Up to now scientists have not found how to（）patients of that disease.
A. cure B. treat C. deal with D. get rid of
单项选择题 These（）did usually well in the contest, so the judges didn't know whom give prize to.
单项选择题 He doesn't know （）or go home.
单项选择题 This book costs （）that one.
