Whom + auxiliary verb + subject + verb?
在疑问句中，whom 作为动词的宾语，多用于正式场合。
Whom did you see at the party?
你在派对上看见了谁？
谁
whom
who 的宾格
谁
pron. The objective case of who. See Who.
Whom did you call yesterday?
你昨天给谁打了电话？
用法提示：whom 是 who 的宾格形式，在句中作动词 call 的宾语。
To whom should I address this letter?
这封信我应该写给谁？
用法提示：whom 位于介词 to 之后，作介词宾语。
The manager whom we spoke to was very helpful.
我们与之交谈的那位经理非常乐于助人。
用法提示：whom 引导定语从句，在从句中作介词 to 的宾语。
在疑问句中，whom 作为动词的宾语，多用于正式场合。
Whom did you see at the party?
你在派对上看见了谁？
介词后的宾语要用 whom，但在口语中常用 who 代替。
The person with whom I spoke is a teacher.
和我说话的那个人是老师。
to whom 结构常用于正式信函或问句。
To whom should I address the letter?
这封信我应该写给谁？
现代英语中常替代whom，尤其在非正式语境中
grammar · medium
易错句子Whom is coming to the party?
正确表达Who is coming to the party?
Whom 是宾格，在句中作主语时应使用主格 who。这里 who 是主语，所以用 who。
grammar · medium
易错句子With who did you go?
正确表达With whom did you go?
介词 with 后应使用宾格 whom 作宾语，不是主格 who。
给谁
To whom should I address this letter?
这封信我该写给谁？
和谁
With whom did you go to the party?
你和谁一起去派对的？
为谁
For whom are you buying this gift?
你为谁买这个礼物？
其中谁
There are many students, some of whom are from China.
有很多学生，其中一些来自中国。
致相关人士
To whom it may concern, I am writing to recommend John.
致相关人士，我写信是为了推荐约翰。
从谁那里
From whom did you receive this information?
你从谁那里得到这个消息的？
敬启者
To whom it may concern, I am writing to apply for the position.
敬启者：我写信申请该职位。
丧钟为谁而鸣
Ask not for whom the bell tolls; it tolls for thee.
不要问丧钟为谁而鸣，它为你而鸣。
不要问丧钟为谁而鸣，它为你而鸣。
From John Donne's poem, made famous by Ernest Hemingway's novel 'For Whom the Bell Tolls'.
出自约翰·多恩的诗，因海明威的小说《丧钟为谁而鸣》而闻名。
多给谁，就向谁多取。
From the Bible (Luke 12:48), often used to express that those with greater gifts or opportunities have greater responsibilities.
出自圣经（路加福音12:48），常用来表达拥有更多天赋或机会的人肩负更大责任。
Dictionary facts from ECDICT, WIKTIONARY.