She came across an old friend of hers yesterday while she was shopping at the department store.【高考试题】She ______ an old friend of hers yesterday while she was shopping at the department store. (2011天津卷)A. turned down B. dealt with C. took after D. came across【答案解析】答案为D。come across在此表示“偶然遇见”“碰上”。句意为：昨天她在百货商店购物时碰见了她一位老朋友。其余三项：A项表示“拒绝”，B项表示“处理”，C项表示“与……相像”，均与句意不符。四个选项的意思及用法如下：◆turn down(1) 拒不接受(采纳)。如：He turned down our invitation. 他拒绝了我们的邀请。He tried to join the army but was turned down because of poor health. 他想参军，但因身体不好而被拒绝。(2) 关小(收音机等的音量)。如：The radio is pretty loud. Can you turn it down a little? 收音机声音太大了，能开小一点吗？◆deal with(1) 处理，对付，对待。如：How shall we deal with this matter? 这事我们怎么处理？I don’t know how to deal with him. 我不知怎样与他相处。(2) 论述。如：The next chapter deals with verbs. 下一章论述动词。This book deals with educational problems. 这本书论述教育问题。(3) 做买卖，有商业关系。如：We often deal with that shop. 我们经常在那家商店买东西。(4) 与……打交道。如：He is difficult to deal with. 他很难打交道。We don’t deal with terrorists. 我们不与恐怖分子打交道。◆take after(1)（在外貌、品格和性格方面）与…相似。如：He takes after his father in mathematical ability. 他在数学方面的才能很象他的父亲。Peter doesn’t seem to take after either of his parents; the person he resembles most is his uncle John. 彼得长得似乎不象他的父母亲，而最象他的叔叔约翰。(2) 学…的榜样；仿效。如：Though he is fairly well off，he is very frugal; he takes after his father in that respect. 虽然他相当富裕，但他非常节约，在这方面他是向他父亲学习的。Try to take after your mother who is an honest hardworking woman. 向你妈妈学学，她诚实而且勤劳。◆came across(1) 被理解(不及物) 。如：What he said did not really come across. 他说的话没有被很好的理解。(2) 给予印象(不及物) 。如：He came across well to my mother. 他给我母亲的印象很好。(3) (偶然)发现或遇见。如：Perhaps I shall come across him in Paris. 也许我会在巴黎见到他。 说明:引用此文请注明出处,并请保留该文章链接地址,谢谢~~