四六级高频词汇（4）

46. arrive on 到达;

arrive at 到达某地(小地方);得出,作出;

arrive in 到达某地(大地方); 

47. be ashamed of=feel shame, guilt or sorrow because of sth. done) 以…  为羞耻 

48. assure sb. of sth.=try to cause to believe or trust in sth 向…保证, 使…确信. 

49. attach (to)= to fix, fasten; join  缚, 系 ,结 

50. make an attempt at doing sth. (to do sth.) 试图做… 

51. attend to = give one’s attention, care and thought 注意,照顾;

attend on(upon) =  wait upon,  serve,  look after  侍候,照料 

52. attitude to toward …对…的态度.看法 

53. attribute…to…=to believe sth. to be the result of… 把..归因于.., 认为..是..的结果 

54. on the average = on average, on an average 平均 

55. (be) aware of =be conscious of , having knowledge or consciousness 意识到,知道. 

56 . at the back of =  behind  在…后面 

  in the back of 在…后部(里面);

on the back of 在…后部(外面);

be on one’s back =be ill in bed  卧病不起. 

at one’s back = supporting or favoring sb.  支持,维护;

have sb. at one ’s back 有…支持, 有…作后台 

57. turn one’s back on sb. =

turn away from sb. in an impolite way  不理睬(某人),背弃,抛弃 

58. behind one’s back 背着某人(说坏话) 

59. be based on  upon 基于 

  on the basis of 根据…, 在…基础上 

60. beat…at 在…运动项目上打赢