成人高考高起点英语重点词组复习back and forth (前后)来回地,反复地 back up 支持;倒退 be able to = be capable of 能,会 be about to 刚要,立即 be made up to 由……构成,由……构成 be short of 缺乏,缺乏;未抵达 bear…in mind 记住(某事) because of 由于,由于 =due to =owing to =on account of before long 很快后来 beyond the question 毫无疑问,确定无疑 both…and… 既……又……,不仅……并且 break down 损坏 break in 破门(窗)而入;打断,插嘴 break into 强行闯入 break off 中断,中止 break out (战斗等)爆发;使逃脱,使逃走 break through 突破,突围 break up 打碎;终止,完毕 bring about 带来,引起,导致 bring forward 提出(提议等) bring into effect 使生效,实行 bring out 使……显示出来;出版 bring up 训练,培育 build up 逐渐建立;增长,增进 but for 倘没有,要不是 by accident 偶尔 by all means 尽一切措施,务必 by and by 很快,迟早 by chance 偶尔,碰巧 by far…… 最多 by means of 用,凭借 by mistake 错误地,无意中(做了某错事) by no means 决不,并没有 by oneself 单独地,单独地 by the way 顺便地,附带地说说 by way of 通过,经由;通过……的措施 call for 规定,需要;邀请 call off