above all 首要,尤其
be absorbed in 专心于
by accident 偶然
account for 说明(原因等)
on account of 因为,由于
take…into account 考虑
be accustomed to 习惯于
add up to 合计,总计
in addition 另外
in addition to 除…之外
in advance 提前,预先
gain/have an advantage over胜过,优于
take advantage of 利用。（英语作文）
ahead of 在…前面,先于
in the air 在流行中,在传播中
after all 终于,毕竟;虽然这样
all but 几乎,差一点;除…之外其余都
all over 遍及,到处
all right 行,可以;顺利,良好
at all 完全,根本
in all 总共,共计
not at all 一点也不
allow for 考虑到
make allowances for考虑到,顾及;体谅
in alliance with 与…联盟
leave/let…alone 听其自然,不要去管
let alone 更不用说
along with 与…一起
by analogy 用类推的方法
one after another 一个接一个
one another 互相
anything but 除…以外任何事(物),根本不
apart from 除去
arrive at 达成,得出
as for 至于,就…方面说
as if 好像,仿佛
as though 好像,仿佛
as to 至于,关于
as well 也,又
aside from 除…以外
ask after 询问,问候
ask for 请求,要求
pay attention to 注意
avail (oneself) of 利用
of/to no avail 不起作用,没有用
on (the/an) average 平均,一般说来
right away 立即,马上。