大学英语四六级考试迫在眉睫，你准备好了吗?词汇作为四六级考试的基础，必然是大家关注的焦点。为了帮助大家在最短时间内起到最好的效果，小编特为大家总结了四级考试中经常出现的高频单词或短语，希望能祝大家一臂之力!

　　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.