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