2011雅思词汇辅导：200组英语词汇辨析9

　　171. on the corner， in the corner， at the corner on the corner物体表面的角上，in the corner物体内部的角落里，at the corner物体外部的角落上（拐角处）on the corner of the table

　　172. warn sb. of， warn sb. against warn sb. of提醒某人注意某事，warn sb. against提醒某人不要做某事warn him against swimming in that part of the river

　　173. at peace， in peace　　at peace平静地，in peace和平地 live in peace with one's neighbors

　　174. on earth， on the earth， in the earth on earth在世上，在人间，到底，究竟，一点也不，on the earth在地上，在地球上，in the earth在地下，在泥土里 no use on earth

　　175. in surprise， to one's surprise， by surprise in surprise惊奇地，to one's surprise使某人吃惊的是，by surprise使…惊慌The question took the professor by surprise.