在美國當(dāng)代英語語料庫統(tǒng)計的20000個常用詞中，be位列動詞榜第一名，在4.5億個單詞中出現(xiàn)了12545825次。因為熟悉我們總以為掌握了它全部的用法，但是除了作系動詞，這些用法你都知道嗎？

頻率最高的搭配：

be able>be likely>be available>be aware>be afraid

詞形變化：

am,is,are; was,were；been

詞義解析：

1.used to say something about a person, thing, or state, to show a permanent or temporary quality, state, job, etc.
（用來說明人、事物或狀態(tài)，表示性質(zhì)、狀態(tài)、工作等）

He is wealthy. 他很富有。

It's hot today. 今天很熱。

What do you want to be (= what job do you want to do) when you grow up? 你長大后想做什么？

[ + -ing verb ] The problem is deciding what to do. 問題在于決定要干什么。

[ + to infinitive ] The hardest part will be to find a right place. 最困難的就是找合適的地方。

[ + that ] The general feeling is that she should be promoted. 大家普遍認(rèn)為她應(yīng)該被晉升。

It's not that I don't like her - it's just that we rarely agree on anything! 并不是我不喜歡她，只是我們看法很少相同！

2.[ usually + adv/prep ] used to show the position of a person or thing in space or time

（表示時間或方位）

The food was already on the table. 食品已經(jīng)擺在桌上了。

Is anyone there? 那兒有人嗎？

The meeting is now (= will happen) next Tuesday. 會議將于下周二召開。

3.used to show what something is made of

由…組成（或制成）
Is this plate pure gold? 這個盤子是純金的嗎？

詞組搭配（按使用頻率依次遞減）：

1.to-be：in the near 未來的

a bride-to-be 待嫁的女子

mothers-to-be 準(zhǔn)媽媽們

2.be-all： be-all and end-all:the most important thing最重要的事；一切的一切

We all agreed that winning was not the be-all and end-all. 我們都同意，獲勝并不是最重要的事情。

3.would-be:adj [ before noun ] 置于名詞前；wanting or trying to be 想要做…的；試圖成為…的；未來的
a would-be artist/politician 未來的藝術(shù)家／政治家

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俚語（按使用頻率依次遞減）：

1. be murder ：（非正式場合）to be very difficult to do很困難
It's murder finding a parking space in town. 在城里很難找到停車位。

2. be all in：If you say that you are all in, you mean that you are very tired and unable to do anything more.筋疲力盡；疲乏到極點
I'm going home now - I'm all in. 我已經(jīng)精疲力盡了，現(xiàn)在要回家了。

3.be all go ：If a situation or place is all go, it is extremely busy.忙得要命；事情特別多
It was all go in town today. 今天城里特別熱鬧。
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