be able to do 能够……、有能力……= be capable of / have the ability(能力)to do sth.有能力做某事
be about to do ...when 就要做某事时，突然…… / be about to do...when 时态问题及如何解题when在这里的用法很特别，它是并列连词=and then——这一点很重要！记住规律：was/were about to do...when sth. did...= ...was//were on the point of doing...when sth. did...
be absent from 不在、缺席 / 拓展:absent是形容词, 反义词组be present at
be absorbed in 沉迷于……、迷恋于……
be active in 在……活跃 / be active in sth/doing sth
be admitted into 被......录取 / 拓展: be admitted to加入，被接纳，admitted into v. 许可进入(进入)，be admitted in audience被接见
be afraid of doing 担心某事会发生 / 拓展:be afraid of sth./sb. 害怕某人(物)，be afraid that… 恐怕……， be afraid to do 不敢去做,I'm afraid not.(=I don't think so.)口语中常用。
be after sth./sb. 找，追赶…… / go after设法得到, take after长得像。
be along with 和……一起 / get along with①进展, 走开, 别胡扯
②.在...方面有进展,进行③友好相处,和睦相处,取得进展;get on well with
与...相处的好 .
be an expert on/in/at sth. 在……是专家
be angry at sth.
因某事而生气
/ be angry with sb.
生某人的气
be anxious about为...而焦虑= be worried about / be anxious for =be eager for渴望
be ashamed of / to do sth感到羞耻、惭愧 =be shy
be (un) aware of (to do) sth. 意识到 =realize, notice倾向于主动去注意
be away from 离……远 / be out of 是没有,在...之外的意思 / be far from:除了表示距离的远离之外，还有远远不，完全不；决非之意，后接名词，动名词或形容词。如，He is far from a fool.他一点也不傻，这里的be far from为第二种意思。
〖2012高考押题〗Judith lay on the small sofa, ________in her book.
A. being absorbed B. absorbed C. to absorb D. absorb
朱迪思网在沙发上专心致志地看书.上面的句子absorbed前面省略了主语Judith，可以把它分为2个分句：Judith lay on the small sofa and Judith was absorbed in her book. 这样就看明白。答案：B
〖2012高考押题〗You should be ______ what you have done.
A. ashamed of B. ashamed to C.ashamed D. ashamed at
你应为自己所做的事感到羞愧。be ashamed of 固定搭配，be ashamed to do；C，D选项没有此搭配。答案：A
〖2009全国卷II〗 If you leave the club, you will not be back in .
A. received B. admitted C. turned D. moved
如果你离开俱乐部，你将不被允许返回。考查实义动词之间的区别(receive收到, admit允许, turn使转动以及move移动。) ,答案:B.
〖2012高考押题〗What they be_________ is profit
A.for B. at C. after D. against
他们所追求的是利润。be for 支持，赞同，be after 追求，be against反对。be at忙于，专注于, 答案：C.
〖2012高考押题〗I wish to _________ you all night.
A.be along with B. get on well with C. get along with D. along with
我希望整夜都与你在一起. be along with 和……一起，get on well with 和 get along with 与...相处；along with 是介词短语，不能直接放在不定式“to”的后面。答案：A.
〖2007全国卷〗The fire spread through the hotel very quickly but everyone get out.
A. had to B. would C. could D. was able to
尽管大火蔓延的很快，但是所有人都逃出来了.示成功地做了某事时，只能用was/were able to， 不能用could。答案: D.
〖2012高考押题〗He's very________ about the results of the examinations.
A.anger B. eager C. anxious D. worry
他很担心考试的结果。be angry about:因什么事情感到生气,而没有be anger about 搭配， be eager for盼望，渴求；be worried about为……担心;e anxious about /for为...而焦虑, 答案：C.
〖2012高考押题〗I was about to do my homework ________my father came in.
A. as B. while C. when D. Once
我刚要做我的家庭作业，我爸爸进来了。be about to do ...when 就要做某事时，突然……，是固定搭配。答案：C.
〖2012高考押题〗He________ turn on the light .
A. will B. is about to C. is to do D. is going to
他就要把灯打开。此题无时间状语，只有be about to后可不跟时间状语。.答案：B.
〖2012高考押题〗I do not profess to be_________ on that subject .
A. professional B. an expert C. specialist D. master
professional 另有职业的意思，是指专业人员，专门从事某行业的人，而这个人在这个行业里，并不一定是专家高手。master 比expert更 专业，更专。总的来说，professional有些区别，specialist和Expert没有很大的区别。 A.C.D.前应加不定冠词。答案：B