【英语词汇解析大全】Who:用法详解·场景剖析·实例全解

一、Who的基本定义与核心功能

Who是英语中最常用的疑问代词之一,主要用于指代人,在句子中充当主语、宾语或表语。它的核心功能是询问人的身份、信息或特征

语法定位:Who属于"Wh-"系列疑问词(包括what, where, when, why, how),专门用于针对"人"进行提问。

二、Who作为疑问代词的用法

1. 作主语(最常见用法)

who在疑问句中作主语时,直接引导问句,不需要助动词倒装,语序为:Who + 谓语 + 其他?

例句 中文释义 语法解析
Who is your English teacher? 谁是你的英语老师? who作主语,直接接动词is
Who called you last night? 昨晚谁给你打电话了? who作主语,接过去式动词called
Who will attend the meeting? 谁将参加会议? who作主语,接将来时助动词will

2. 作宾语(正式用法)

在正式英语中,who可以作为动词或介词的宾语,但现代英语中常被whom替代

正式用法 日常替代 中文释义
Who did you see?(正式) Who did you see?(日常) 你看见谁了?
For who is this gift?(正式) Who is this gift for?(日常) 这个礼物是给谁的?

3. 作表语

Who可与系动词连用,询问某人的身份或特征。

例句: "Who is that man?" — "He is my uncle."

翻译: "那个男的是谁?" — "他是我叔叔。"

三、Who在间接疑问句中的用法

who引导的疑问句作为另一个句子的组成部分时,形成间接疑问句,语序为陈述句语序。

直接疑问句 间接疑问句 用法说明
Who is she? I wonder who she is. 间接疑问句中恢复陈述语序
Who will come? Do you know who will come? 主语位置who保持原语序

四、Who作为关系代词的用法

Who可作为关系代词引导定语从句,修饰表示人的先行词,在从句中作主语。

典型结构: 先行词(人) + who + 从句

例句 中文释义 语法分析
The woman who is speaking is our manager. 正在说话的那位女士是我们的经理。 who指代the woman,在从句中作主语
Do you know the person who designed this building? 你认识设计这栋楼的人吗? who指代the person,在从句中作主语

五、特殊用法与常见搭配

1. "Who's who" 固定表达

表示"重要人物名录"或"名人录",也可指"谁是谁"(区分不同人的身份)。

例句: At the conference, it was difficult to know who's who without name tags.

翻译: 在会议上,没有姓名牌很难分清谁是谁。

2. "Who else" 表达

表示"还有谁",用于询问除已知信息外的其他人。

例句: Who else is coming to the party besides Tom?

翻译: 除了汤姆,还有谁要来参加派对?

3. 与ever组合:whoever

Whoever表示"无论谁"、"任何人",引导名词性从句和让步状语从句。

例句: Whoever comes will be welcome.(名词性从句)

翻译: 无论谁来都欢迎。

六、常见错误与注意事项

错误用法 正确用法 错误分析
Who you are looking for? Who are you looking for? 作宾语时疑问句需要倒装
The person who I met him yesterday. The person who I met yesterday. 关系代词who已代表宾语,不需再加him
I don't know who is he. I don't know who he is. 间接疑问句应使用陈述语序

七、实战应用场景解析

场景1:社交场合认识新朋友

A: Who is that tall guy over there?

B: He's our new colleague, John.

A: And who introduced him to the company?

B: I think it was the HR manager who recruited him.

场景2:职场会议讨论

A: Who is responsible for this project?

B: Sarah is the one who is in charge.

A: Do you know who will present the report?

B: I'm not sure yet. Let's find out who has the relevant data.

场景3:家庭日常对话

Child: Mom, who is coming to my birthday party?

Mom: All your classmates who were invited are coming.

Child: But who bought me this gift?

Mom: It's from Aunt Mary, who always remembers your birthday.

八、Who与相关疑问代词对比

疑问词 用途 例句
Who 询问人的身份 Who is that professor?
What 询问事物或人的职业 What is your father?(询问职业)
Which 在有限选项中询问特定的人 Which of them is your brother?
Whose 询问所有权关系 Whose book is this?