固定搭配

a bit of 有一点

a case in point 一个恰当的例子

a couple of 两个, 几个

a crowd of 很多的

a great/good deal of 大量

a great/good many很多

a horse and cart 一副马车

a large amount of 大量的

a large quantity of 大量的

a little (bit) adv.有些, 有点

a knife and fork 一副刀叉

a match for 对手，相配

a matter of 一个…的问题

a narrow escape 侥幸的脱险

a number of 许多

a pleasure 不用谢

a reminder of 提醒人的东西

a rise in sth  某事物的增长

a sense of direction 方向感

a sense of humor 幽默感

a symbol for …的符号

a symbol of …的象征

a variety of  各种的

a waste of  浪费

a wealth of  大量的

an increase in sth. 某事物的增长

above all 首先；尤其；最重要的是

above/beyond the reach of sb 超出范围，能力

absence of mind心不在焉

access to sth  路径，使用

according to 依照

aches and pains 痛苦

after you 请先走

after graduation 毕业后

again and again 再三地, 反复地

ahead of 在…之前

ahead of time 提前，提早

ahead of schedule  提前

all aboard 请大家上船，上飞机等

all along 始终，一直

all at once  突然;同时

all but 几乎, 差一点

all day long 整天

all day and all night 整天整夜

all night long 整夜

all night long 整夜

all of a sudden 突然

all over 遍及，浑身

all over the world 全世界

all the more 更加

all the same 仍然

all the time  一直

all the way  一路上,自始自终

all the year round 一年到头

along with 连同...一起

and so on  等等

and/but yet 可是

anything but 根本不

another day 改天吧

another time 下次吧

apart from 远离；（besides; except; except for）

arm in arm 臂挽臂

around the clock 昼夜不停

around/round the corner 在拐角处；即将来临

as a consequence 因而, 结果

as a matter of fact 事实上

as a result 作为结果

as a result of sth 作为…的结果

as a reward for sth 作为(对某事的)报酬[奖赏]

as a (general)rule  通常

as a whole  总体上

as … as 像…一样

as cool as a cucumber 非常冷静

as follows 如下

as for/to  至于，关于

as/so far as 远到…；据…

as far as…be concerned 就…而言

as good as  adv. 几乎，差不多

as it is 事实上, 照现在的样子

as/so long as只要

as much 同样地 

as many 同样多

as much+u.n.+as 尽可能多的…

as many+c.n+as 尽可能多的…

as regards 至于，关于

as soon as  一…就…

as usual  照常

as well 和，也

as well as 除…之外

as deep as a well  高深莫测, 难以捉摸

assuming that 如果

at a advantage处于有利地位

at a bargain 廉价地

at a crisis  在紧急关头

at a crossroads 在关键时刻

at a discount 打折扣

at a distance 在稍远处

at a disadvantage 处于不利地位

at a fast pace 快速

at a loss困惑, 亏本地

at a rough estimate 据粗略估计

at a speed of 以…速度 

at a time  每次, 在某时

at all 根本，丝毫

at all costs 不惜任何代价

at all events无论如何

at all times总是，一直

at any moment 随时

at any price  无论如何

at any rate  无论如何

at any risk  无论冒什么危险

at any time  随时，在任何时候

at Christmas 在圣诞节

at church 做礼拜

at dawn 在黎明

at dusk 黄昏

at ease 舒适，自在

at first 起先

at first appearance 初看起来

at first glance 乍一看

at first sight 乍一看

at full length 伸展全身，详尽地

at full speed 以全速

at hand在手边, 在附近, 即将到来

at heart 内心里，本质上

at home and abroad 国内外

at intervals 时时；处处

at large未被捕, 详尽, 普遍

at length最后，详细地

at no time 决不 

at noon 在中午

at once 立刻

at one go 一口气

at one time 曾经，一度

at peace 在和平状态

at present 目前,现在

at random 胡乱地

at risk 在危险中

at sea 茫然

at sixs and sevens 混乱

at sb’s convenience 在方便时

at sb’s expense由某人付钱

at sb’s service 随时可供使用；听使唤

at school在学校

at speed 飞快地

at the beginning开始

at the crossroads 在十字路口; 处于重大转折点

at (the) least 至少

at (the) most 至多

at the moment 此刻，目前

at the present time 目前

at the same time  同时；然而

at the age of 在...岁

at the approach of 在...快到时

at the arrival of 到达

at the beginning of 在...初

at the bottom of 在...底部

at the cost of  以…为代价

at the end of在...结尾

at the expense of 以…为代价

at the foot of 在.之底部

at the idea of  一想起....就

at the mercy of 任由…摆布

at the mention of 提到,说到

at the price of 以…为代价

at the rate of  以…的比率/速度

at the risk of  冒着…危险

at the sacrifice of  以牺牲…为代价

at (the) sight of 一看见

at the sound of 一听到

at the thought of 一想起

at the time of 在...的时候

at times 有时

at war 处于战争

at will 随意

at work在工作