arrive at an agreement 达成协议

arrive at sp + 小地方

arrive in sp + 大地方

artificial silk/rainfall 人造的

(a false name) as soon as (had no sooner ... than , had hardly ... when ) I had hardly got home when it began to rain. = Hardly had I got home when it began to rain. as...as...同…一样

not as/so ...as...不如…那样

as for/to 关于，至于

as if 似乎

He looks as if he were tired. act as 当作

serve as 当作 such...as像…之类 the same...as 像…一样

as/so long as 只要, 在…的时候

as far as据…所知

regard...as把…认作

①She broke it as she stood up. ②Do as I say. ③He is as old as I. ④As is known to all, he is good. ⑤Young as he is, he knows a lot. reduce sty to ashes 把..烧成灰烬

(burn sty into ashes) be ashamed to do be ashamed of doing be ashamed of oneself为自己感到惭愧

ask for 寻找

ask about 查问，打听

ask after 问候

ask for leave 请假

ask for a day off ask sb a favour/a favour of sb, ask too much of sb What do you ask of me? (require of) fall asleep be ( sound / fast ) asleep in this aspect = in this respect 在…方面

assemble a machine 装备…

The students assembled on the ground. 集合

assign sb sth 分配, 布置

assign sb to do sty 布置

assist sb with sty, assist sb to do sty, assist sb in doing sth 协助

associate A with B 把A和B结合在一起 , 联想到一起

assume the cost 承担费用

( I assume that he was there. 假定 ) assure sb of assure sb that使(某人)相信

be astonished to do be astonished at be astonished that 惊讶

to one's astonishment = to one’s surprise at once 立即，马上

at the moment 此刻，目前

aim at 瞄准, 针对

shoot at 向…射击,

call at fire at glance at stare at look at point at now = at present = for the time being = right now 现在 a heart attack 心脏病 (a heart disorder, a heart disease) attach the label to your luggage 连接;附属

a bedroom with a bathroom attached attempt to do 企图干

make an attempt to do Are you being attended to? 有人招待你吗?

attend the meeting = be present at the meeting pay attention to 对…加以注意

catch/draw /attract/hold one's .attention 吸引注意力

develop an attitude to/towards 对…的态度

show one's attitude 表明态度

take a form attitude 采取强硬态度

attract sb/sty attract one’s attention have an audience of 有…的观众

(vocabulary ，population , staff) a small(large) audience the authorities 政府当局

have authority over 对…行使权力

in early/late fall sth be available to sb可取得的

be available for two weeks 有效期

the average temperature 平均温度

on the average 平均而论

above/below/up to the average await sb = wait for sb 等待

keep sb awake 使…醒着

wake sb up 唤醒…

awaken sb to sth 使…意识到 (I was awakened by the noise.) award sb sth 授予

award sth to sb reward sb with sth for doing sth give sb a reward of...for... be aware of = be conscious of 知道意识到 be away from 离 take sth away 拿起

run away 逃走

put sth away 收起

give away 泄漏

throw away 扔

keep away 防范

turn away from避开，不理睬

awfully = terribly = extremely = very非常的;糟透了的

awkward 笨拙的，困难的