Bachelor of Arts文学学士
Bachelor of Science理学学士
back and forth来回，往复
backwards and forwards来来回回
ba sth. on/upon以……为基础，以……为根据
be about to do st.正要做某事
be abundant in,be abundant with有丰富的，有大量的
be against反对，违背
be ama蟒蛇大战鳄鱼zed at对…感到吃惊
be able to能够
be about to be 即将，将要
be absorbed in专心于
be accustomed to习惯于
be acquainted with熟悉
be anything about根本不是
be around来访
be ashamed of为…羞愧
be buried in全神贯注于
be good for对…有用的,有力的
be grateful to sb. for sth.为某事而感激某
beat about the bush绕弯子说话
beat (cudgel , rack) one’s brain绞尽脑汁
beat time打拍子
beat up sb.痛打某人
be bad for对……有害
be badly off生活拮据；群困
be bound to一定
be bad on/upon基于
be better off生活良好，生活更佳
be blesd with爱惠，在……方面有福
be child’s play容易之极
be content with对…满足
be capable of能够
be caught in遇到（雨等）
be clever at擅长于
be clever with善于使用
be concerned with关心，挂念，从事于
be combined with与…结合着
be compod of由…组成
be content with沉迷于
be crazy about热衷于，迷恋着
be curious about对…好奇
be destined to注定
入队感言be determined to do sth决心做某事
be delivered of（妇女）生下（孩子）
be disappointed with对射手摩羯…感到失望
演讲稿青春
be dying for; be dying to渴望，巴不得立即
be endowed with天生具有…，以…而告终
be engaged in从事于
be eager to do sth渴望做某事
be of no effect无效
be fond of爱好，喜爱
be familiar with与…熟悉
be known as以…知名，被认为是
be made up of由…组成
be in (the) fashion合乎时尚
be in habit of有…的习惯
be in contact with和…接触，有联系
be in the same boat命运相同
be in trouble处于困境
be familiar to为…所熟悉
be familiar with熟悉，通晓，精通
bend one’s knee to向……跪下，屈服于
be made from由……制造
be made up of由…组成，由…构成
be to blame应受责
be obliged to sb感谢（某人）
be on a diet; go on a diet节食
be on the verge of濒于，濒临
be on strike罢工
be out of (the) fashion 过时
be particular about讲究，挑剔
be plead to do乐意做（某事）
be satisfied with对…心满意足
be strict with sb对某人严格
be with child怀孕
be up to够…，合格做…，有资格做…；该由…负责，在于…，取决于
be worthy of值得
becau of由于，因为
become of发生……情况；……怎么啦
before long不久；一会儿后
Behave yourlf！放规矩点！
behind the scenes在幕后
behind the times过时；落在时代后面
behind one’s back背着某人（说坏话）
believe in相信
below (under )one’s breath 低声地
benefit from获益于
becau of因为
before long不久以后
bear in mind牢记
begin with以……开始
beneath one’s dignity自用则小有失某人身份
beside onelf with极度……
between you and me / between ourlves 咱俩私下说
beyond doubt无疑地，准确地
beyond sb.’s wildest dreams 出乎意料的，超过某人所望的
bit by bit一点一点地
bits and pieces七零八碎的小东西
black and blue（打得）青一块紫一块
black eye（打得）眼圈发黑qualified
board of directors董事会
boarding pass登机牌
book in, book up订（车票，住处等）
both…and…两者都
blow away刮走
blow out吹息
blow up爆炸，充气，大怒
box one’s ears打某人一记耳光
break one’s heart使某人伤心
break away from与……脱离
break down(机器等)坏了；（身体）垮了
break forth突然迸发
break in非法进入；插嘴，打岔
break off中断
break out爆发
break the ice打破僵局
break (beat, cut) the record 破纪录
break through突破
break up打碎，拆散；结束，解散；
bring about实现，使发生
bring back带回来，使恢复
bring forth使产生
bring forward提出，提议，提前
bring into effect实现，实行
bring off使实现，做成
bring on大蒜壮阳吗促进，助长，引起
bring out出版，推出，使显露
bring through使（病人）脱险，安全度
bring up抚养，养育，提出
bring/carry/put into effect实行，使生效，实现
bring to a crisis使陷入危及
break away突然离开，强行逃脱
break down损坏，崩溃
break up打碎，散会，终止
break through突破
break in非法闯入，打断，插嘴
break into非法闯入
break into tears突然大哭
break off中断，突然停止
break out爆发，突然发现
break through突围，取得突破性成就
bring about导致，实现
bring …around使……转而同意（某中看法等）
bring back归还；带回；使回想起；使恢复，使苏醒
bring to an end使结束，使停止
bring to light发现，让人知道
bring…to reason使……清醒过来
bear with忍受，容忍
bear in one’s mind记住
be/get angry with sb生某人的气
build on/upon把…建立于，以…为思想（行为）的基础
busy with忙于
build up逐步建立，增进，增强
burn the midnight oil开夜车
burn down烧毁
burn off烧掉
burn out（火自行）熄灭；烧光某物
burst into闯进；突然开始
burst out (doing )爆发
but for 要不是
burst on突然出现，到来
burst out突然起来，大声喊叫
be ud to习惯于
burn down烧毁
burn up烧毁
by accident偶然，碰巧
by air坐飞机
by all means当然可以
by and by不久，过一会儿
by and large总的来说
by chance偶然，碰巧
by comparison与…相比较
by contrast with和…相对比
by day/night在白天/晚上
by far…得多，尤其，显然地
by force凭借暴力，强迫地
by means of用，靠桥之美
by mistake出于误会
by no means并没有，决不
by onelf单独，独自
by hand用手
by means of通过…手段
by mistake错误的
by reason of由于，因为
by the way顺便说说，顺便提起
by way of途径，通过…的方法
by turns轮流地
feel bad about为……感到难受；抱歉
go bad腐败；变质
go from bad to wor每况愈下
go bankrupt破产
under the banner of以……名义（进行某项工作）
on the basis of根据
full of beans精力充沛的
go to bed去睡觉
in bed在床上；（在）睡觉
make the bed铺床
put to bed安顿……睡觉
to begin with第一；原先本来
on behalf of /on sb.’s behalf为了（……的利益）；代表，替代
fall behind落在后面
leave behind落下；望了带
human being人
You bet当然，一定
had better do…最好……
on better than与……一样；不比……好
few and far between稀少
give birth to生（产）；引起
