单选题 The waste pipe is blocked; try {{U}}sluicing{{/U}} it out with hot water.
  • A. rushing
  • B. brushing
  • C. crushing
  • D. flushing
【正确答案】 D
【答案解析】[解析] rush:仓促行事,例如:They rushed into marriage.他俩仓促结了婚。brush:刷、画,例如:to brush the teeth,刷牙。crush:压破、粉碎,例如:to crush one's hope.使希望破灭。flush:冲洗。D项最符合题意,例如:Drinking water helps to flush out toxins from the body.饮水有助于排出体内的有毒物质。