2. be +形容詞+ in。

　　in表示“在某些方面或穿著”：be active in活躍于, be absorbed in專心致志, be busy in忙碌, be born in出生于, be concerned in牽涉, be clothed in穿著, be disappointed in對…失望, be diligent in勤于, be experienced in在…有經(jīng)驗, be employed in任職于, be engaged in忙碌, be expert in某方面的專家, be excellent in在…優(yōu)秀, be interested in對…有興趣, be lacking in缺乏, be rich in富有, be slow in遲緩, be successful in在某方面成功, be skilled in精于, be strict in嚴于, be weak in弱于。例如：

　　She was completely absorbed in her own affairs. 她完全專注于自己的事務。

　　More than one person has been concerned in this. 不只一人牽涉到這件事。

　　3. in +名詞。

　　in表示“處于某種狀態(tài)或在某些方面”等意思：in advance提前,in all總共，in balance總而言之，in bed臥床，in body親自，in brief簡明扼要，in case萬一, in charge主管，in danger有危險, in debt負債, in despair失望,in force大量地；有效，in full全部地, in flower開花,in general一般說來, in itself本身, in love戀愛, in order井然有序, in person親自, in public公開地, in progress有進展, in practice從實踐上看, in rags穿著破衣, in research探索, in return作為報答,in ruins一片廢墟, in short總之,in theory從理論上看, in trouble有麻煩, in tears眼淚汪汪, in time及時, in turn按順序, in vain白白地，in view看得見。

　　注意下列幾個詞組中的in為副詞：check in到達登記，cut in插嘴，count in包括, draw in時間接近, drop in順路拜訪, give in屈服, pour in源源而來。

　　七、OF

　　1.動詞+of

　　a)動詞+of。of意為“有關，由于”： beg of(sb.)請求某人,complain of抱怨，consist of由…構成, die of死于, dream of夢想, hear of聽說, know of了解, speak of談及, tell of講到, think of想起, talk of論及。

　　例如：

　　Never has one of them complained of all the trouble we give. 從來沒有人抱怨我們帶來這么多麻煩。

　　Carbon dioxide consists of carbon and oxygen. 二氧化碳由碳、氧兩種元素組成。

　　b)動詞+sb.+of+sth.。其中of有“剝奪，有關”之意：accuse of控告（譴責，非難）某人, cheat of騙走, deprive of剝奪, inform of匯報, rob of搶走, remind of提醒, warn of警告。例如：

　　He has cheated me of my poverty. 他騙走了我的財產(chǎn)。

　　They are deprived of their rights as citizens. 他們的公民權都被剝奪了。

　　c)動詞+sth.+ of +sb.。介詞of表動賓關系，后接動作的賓語sb.：request of請求(某人做某事), require of要求得到。例如：

　　All I request of you is that you should come here early. 我唯一的請求就是希望你早點來。

　　You have done all the law requires of you. 你做的這一切都是法律對你的要求。

　　2. be +形容詞+ of。

　　of后接表對象或目標的詞，這類短語有很多：be aware of覺察, be ashamed of以…為恥, be afraid of擔心, be bare of沒有, be careful of小心, be clear of還清債務, be certain of確信, be composed of由…構成, be envious of嫉妒, be forgetful of健忘, be fond of喜歡, be free of免于；擺脫, be full of充滿, be guilty of認罪, be hopeful of抱有希望, be informed of匯報, be impatient of對…無耐心, be jealous of嫉妒, be made of用…制成, be mindful of留意, be proud of以…為驕傲, be sick of煩于, be short of缺乏, be sure of確信, be tired of困于, be worthy of值得。

　　3.of+名詞構成的詞組：

　　of age成年, of choice精選的，of course當然, of late最近，of name有名的，of oneself自動地，of purpose有意地，of use有用，of value有價值的。