be about to 即将 i am
about to learn japanese. 不能加表示时间的词或短语.但be going to 后可加
i according to 按照,根据 according to the radio, it will rain tomorrow.he came according to his promise.
e by accident 偶然 by chance
: i made a grammer mistake by accident.
a in accordance with 一致;按照;根据 i sold the house in accordance with your orders.
e account for 解释,说明 how do you account for all these mistakes ?
i on account of 因为,由于 because of : li ping was late for class this morning on account of the traffic.
i accustomed to 习惯于 1.the boy soon became accustomed to hard work and poor food.
2.i am accustomed to this sort of work
i take …… into account 考虑 you must take into account the boy's long illness.
i in addition to 除……之外 a new baby is an addition to the family.
in addition=另外
i add up to 合计达 all this adds up to a new concept （概念）of the universe.
i in advance 事先,在前,预先 we always pay the rent in advance.
a gain/have an advantage 胜过,优于 this system will have an advantage over that one.
i take advantage of 乘……之机,利用 to make use of, e.g. by deceiving someone.
advantage over : 优于
i ahead of 在……前面,先于 our company is ahead of other makers of soap.
a in the air 在流行中,在传播中
e above all 首先,尤其
e after all 毕竟,虽然这样
e at all 完全 i do not agree with you at all.
a all but 决不 it's all but impossible.
a all out 全力以赴,竭尽全力 we went all out to climb the mountain.
i in all 总共,合计
i allow for 考虑到 you'll have to allow three days for thatjob.to provide （esp. money or time）
i leave alone 听其自然,不要去管 leave that alone: it's mine.
i let alone 听其自然,不要去管
更不用说 1.let him alone: he is doing no harm. 2. the baby cannot even walk, let alone run.
e one after another 一个接一个
e one another 互相 we made comments on one another's work.
i approve
of 赞成,同意 i can
hardly approve of it.
i anything but 根本不 the little bridge is anything but safe.
i will do anything but that .
e arrive at 到达 after many hours' talk, the committee arrived at a decision.
i as for 至于 you can have a bed, but as for the children, they'll have to sleep on the floor.
e as if / as though 好像,仿佛
i as to 至于 1.he's very concerned as to whether it's the right job for him. 2. correctly placed as to size and color
i aside from 除……之外（尚有） =apart from
good work, apart from a few slight faults.
i ask after 询问,问候 he ask after you / your health.
e ask for 请求,要求
i attached to 系,贴,连接;附属;依恋 1.i was attached to the naval college as a special instructor for six months. 2. i am very attached to that car.
e pay attention to 注意 you must pay attention to the teacher.
a on （the/an） average 平均,一般说来 on average we receive five letters each day.
e right away 立刻,马上 do it right away!
i back and forth 来回地,反复地 the chair rocked back and forth.
a back down/off 放弃,让步,退却 i saw that she was right, so i had to back down.
a back of 在……后部,在……背后
i.a back up 支持,援助;
a.倒退,后退 the policeman wouldn't have believed me if you hadn't backed me up.
i based on 以……为基础 his argument is based on facts.
i on the basis of 以……为基础 society rested on the basis of the family.
e to begin with 首先,第一点 =in the first place:we can't go.to begin with, it's too cold.besides, we've no money
i on behalf of 代表,为了 the president is ill, so i'm speaking on his behalf.
i make believe 假装 the children are making believe that they're princes and princesses.
i at best / at the best 最好,充其量 at best the company will lose money this year-at worst it may have to close down.
i get the best of 战胜;从中得到最大益处 they got the best of the other team at last.
e make the best of 充分利用,妥善处理 to make the best of a bad job; he will make the best of the situation.
e do/ try
one's best 尽力,努力 we must try our best to overcome the difficulty.