介词of 在英语学习中应用非常广泛，它皆可以用于连接两个名词，也可以连接一个名词或一个分词，还可以用于动作名词后说明此动作的受影响者或执行者等多种用法，为了更好地帮助大家系统的理解和掌握Of的用法，瀚森教育英语名师根据多年教学经验，总结了Of的用法以便大家全面的掌握。
1. PREP You use of to combine two nouns when the first noun identifies the feature of the second noun that you want to talk about. 用以连接2个名词，其中第1个名词指明第2个名词的特征 [n PREP n]
（1) The average age of the women interviewed was only 21.5. 受访女性的平均年龄只有21.5岁。
（2) ...the population of this town. …这个城镇的人口。
2. PREP You use of to combine two nouns, or a noun and a present participle, when the second noun or present participle defines or gives more information about the first noun. 用以连接2个名词或1个名词和1个现在分词，其中第2个名词或现在分词限定第1个名词或给出有关第1个名词的更多信息 [n PREP n/-ing]
（1) She let out a little cry of pain.她疼得轻轻叫了一声。
（2) ...the problem of having a national shortage of teachers. …一个全国性教师短缺问题。
3. PREP You use of after nouns referring to actions to specify the person or thing that is affected by the action or that performs the action. For example, "the kidnapping of the child" refers to an action affecting a child; "the arrival of the next train" refers to an action performed by a train. 用于动作名词后以说明此动作的受影响者或执行者 [n PREP n]
例： It sets targets for reduction of greenhouse-gas emissions. 它为减少温室气体排放设立了目标。 4. PREP You use of after words and phrases referring to quantities or groups of things to indicate the substance or thing that is being measured. 用于指数量或物群的词或短语后以表示受量的物质或事物
（1) ...dozens of people.…几十人。
（2) ...a collection of short stories.…一部短篇小说集。
5. PREP You use of after the name of someone or something to introduce the institution or place they belong to or are connected with. 用于人或事物名称后以引入其所属或所关联的机构或地点 [n PREP n]
例： ...the governor of Missouri.…密苏里州州长。
6. PREP You use of after a noun referring to a container to form an expression referring to the container and its contents. 用于指容器的名词后以构成指该容器及其所容之物的表达 [n PREP n]
（1) ...a box of tissues.…一盒纸巾。
（2) ...a roomful of people.…一屋子人。
7. PREP You use of after a countable noun and before an uncountable noun when you want to talk about an individual piece or item. 用于可数名词后或不可数名词前以谈论一单片或一项 [n PREP n]
（1) ...a blade of grass.…一片草叶
（2) Marina ate only one slice of bread. 玛丽娜只吃了一片面包。
8. PREP You use of to indicate the materials or things that form something. 用以表示构成某物的材料或物体 [n PREP n]
（1) ...local decorations of wood and straw.…用木头和草做的本地饰品。
（2) ...loose-fitting garments of linen.…宽松的亚麻衣服。
9. PREP You use of after a noun which specifies a particular part of something, to introduce the thing that it is a part of. 用于名词后以指明某物的某部分 [n PREP n]
（1) ...the other side of the square.…广场的另一边。
（2) ...the beginning of the year.…那年年初。
10. PREP You use of after some verbs to indicate someone or something else involved in the action. 用于某些动词后以表示动作所涉及的人或事物
（1) He'd been dreaming of her. 他一直在梦想着她。
（2) Listen, I shall be thinking of you always. 听着，我会一直想着你。
11. PREP You use of after some adjectives to indicate the thing that a feeling or quality relates to. 用于某些形容词后以表示与某情感或特质所系之物 [adj PREP n/-ing]
（1) I have grown very fond of Alec. 我已变得很喜欢亚力克。
（2) His father was quite naturally very proud of him. 他父亲很自然地为他感到自豪。
12. PREP You use of before a word referring to the person who performed an action when saying what you think about the action. 用于指执行了某动作的人的词前以表达对该动作的评价
例： This has been so nice, so terribly kind of you. 你这样实在是太好了。
13. PREP If something is more of or less of a particular thing, it is that thing to a greater or smaller degree. 用以表示具有某事物的特征 ['more/less' PREP 'a' n]
例： Your extra fat may be more of a health risk than you realize. 多余的脂肪可能是一种比你认识到的更严重的健康威胁。
14. PREP You use of to indicate a characteristic or quality that someone or something has. 用以表示某人或某事物具有的某种特性和性质
（1) ...the worth of their music.…他们音乐的价值。
（2) She is a woman of enviable beauty. 她这个女人美丽得让人羡慕。
15. PREP You use of to specify an amount, value, or age. 用以说明某数量、价值或年龄 [n PREP amount]
（1) Last Thursday, Nick announced record revenues of $3.4 billion. 上周四，尼克宣布了34亿美元的创记录收入。
（2) ...young people under the age of 16 years. …16岁以下的年轻人。
16. PREP You use of after a noun such as "month" or "year" to indicate the length of time that some state or activity continues. 用于(month)、(year)等名词后以表示某状态或活动持续的时长 [n PREP n/-ing]
例： ...eight bruising years of war. …坚苦卓绝的8年战争。
17. PREP You can use of to say what time it is by indicating how many minutes there are before the hour mentioned. 用于通过表示所提钟点之前有多少分钟来表达时间 [美国英语]
例： At about a quarter of eight in the evening Joe Urber calls. 在晚上大约八点差一刻时乔·乌尔贝打了电话。
与介词Of一起常用的短语有：
（1) think of: 想起；认为；想到；考虑
例： Why didn't you think of doing some good for your family instead of thinking only of yourself?' 你为什么不能想想为家里做点儿好事，而不是只考虑你自己呢？"
（2) Of course: 当然；自然；无疑；当然可以
例："Can I just say something about the game on Saturday?"—"Yes, of course you can."
“我可以就说说关于星期六的那场比赛吗？”—“可以，当然可以。”
（3) out of: 从；缺乏；由于；缺少
例：He took up office out of a sense of duty. 他任职是出于一种责任感。
（4) dispose of: 处理；去掉；解决；卖掉
例：Governments can create "bad banks" or specialist asset-management companies to manage and dispose of non-performing loans; 政府可以设立坏账银行或者是专门的资产管理银行来管理和处置坏账。
（5) ahead of: 在；胜过；先于；前面
例：He had to work hard to remain ahead of his classmates. 他必须努力学习以保持他在同学中的领先地位。
（6) hundreds of: 数以百计的；成百上千；数百；几百
（7) approve of: 赞成；满意；赞同；赞赏
例：You've never approved of Henry, have you? 你从未赞赏过亨利，是吧？
（8) thousands of: 成千上万的；数以千计的；几千；许多
（9) conceive of: 设想；想像；以为；构思
例：In this late age of print, writers and readers still conceive of all texts, of text itself, as located in the space of a printed book. 在这个印刷时代的后期，当定位于印刷书籍的空间时，作者和读者还是会想像到所有的文字，想象到文字本身。
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