C2 Relative Clauses 5 min read 困难

Free Relative Clauses with Case-Shifting (Wer... dem...)

When cases shift between clauses, a mandatory demonstrative pronoun bridges the free relative clause to the main clause.
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Grammar Rule in 30 Seconds

Free relative clauses use 'wer' or 'was' to act as both the antecedent and the relative pronoun.

  • Use 'wer' for people: 'Wer {der|m} Fehler macht, lernt.'
  • Use 'was' for things/abstract concepts: 'Was du sagst, stimmt.'
  • The case of the pronoun depends on its function in the relative clause.
Wer/Was + [Relative Clause] + , + [Main Clause Verb]...

Overview

You have mastered basic relative clauses. You know how to describe specific people. But what if you want to speak in general terms?
Sometimes, you do not have a specific person in mind. You are talking about anyone who fits a description. This is where free relative clauses come in.
They are called free because they do not lean on a noun. They stand alone. Think of them as the ultimate linguistic shortcut.
Instead of saying Die Person, die..., you just say Wer.... At the C2 level, the magic happens when cases change. You start with Wer but need a dem later.
It sounds like a secret code. But once you crack it, you sound like a native. It is elegant, precise, and very German.

How This Grammar Works

Imagine a sentence with two parts. The first part is a relative clause starting with wer. The second part is the main clause.
These clauses are like two separate rooms. Sometimes, the who in the first room needs a different case in the second. For example, the person is a subject in the first room.
But they are an indirect object in the second. In English, we say
Whoever wants to, I will give a book.
German is much stricter about these cases. You cannot just leave the second room empty.
If the case changes, you must provide a bridge. That bridge is a demonstrative pronoun like der, den, or dem. It feels like double-checking your work.
It ensures every verb gets the case it deserves. Even native speakers mess this up sometimes! Just think of it as grammar bookkeeping.
You are simply balancing the case accounts.

Formation Pattern

1
Building these sentences follows a specific sequence.
2
Start with the relative pronoun wer, wen, or wem.
3
Place the verb of the relative clause at the end.
4
Add a comma to separate the clauses.
5
Determine if the main clause needs a different case.
6
If the case shifts, insert the matching demonstrative pronoun (der, den, dem).
7
Place the main clause verb immediately after this pronoun.
8
For example: Wer (Nom) lügt (Verb), dem (Dat) glaubt (Verb) man (Subject) nicht.
9
Notice how lügt needs a nominative wer. But glauben needs a dative dem. The dem is your mandatory bridge. If both clauses use the nominative, you can often skip the der. But at C2, you should know when to keep it for emphasis.

When To Use It

This pattern is perfect for universal truths. You will see it constantly in German proverbs. It is also the darling of the legal world.
Use it when the specific identity of the person does not matter. It is about the action, not the individual. Are you writing a company policy?
Use Wer gegen die Regeln verstößt, dem wird gekündigt. Are you giving advice to a friend? Use Wer nicht wagt, der nicht gewinnt.
It adds a layer of authority to your speech. It sounds more sophisticated than using Die Leute, die.... It is like switching from a casual hoodie to a tailored suit.
You use it in job interviews to discuss general principles. You use it in academic essays to define groups. It is versatile, sharp, and very impactful.

When Not To Use It

Do not use this for specific people you know. If you are talking about your brother, stick to Mein Bruder, der.... Using Wer for a specific person sounds bizarre.
It is like calling your best friend The Human Being. Avoid it in very casual, slang-heavy conversations. It can sound a bit too stiff or dramatic. If you are just ordering a pizza, do not say Wer Hunger hat, dem soll Pizza geliefert werden.
The waiter might think you are starting a revolution. Keep it for generalizations and formal contexts. Also, avoid it if the sentence becomes too clunky.
If you have five different cases, maybe simplify. Grammar is a tool, not a torture device. Use it to clarify, not to confuse.

Common Mistakes

The biggest trap is forgetting the correlative pronoun. You cannot say Wer lügt, glaubt man nicht. That dem is missing its seat at the table. Without it, the sentence collapses. Another mistake is choosing the wrong case for the bridge. You must look at the verb in the main clause. Does it need an accusative object? Then use den. Does it need a dative? Then use dem. Many learners use der for everything. This is a tell-tale sign of a lower level. Don't be that learner! Another error is the word order. Remember, the main clause verb comes right after the bridge. It is a verb-second structure, where the bridge acts as the first element. Think of it like a grammar traffic light. Green means go, but only if the case is right.

Contrast With Similar Patterns

You might confuse this with derjenige, der. They are very similar in meaning. However, wer is more compact.
Derjenige, der is more emphatic and specific. It points a finger. Wer is broader and more poetic.
Also, contrast this with was. Use was for things or whole ideas. Use wer only for people.
Some learners try to use welcher in these structures. Do not do that. Welcher needs a noun to follow it.
Wer is a lone wolf. It does its own thing. Think of wer as the minimalist version of a relative clause.
It is the less is more of German grammar.

Quick FAQ

Q

Can I use wer without a der/dem in the second clause?

Yes, but only if the cases are the same. If they differ, you need the bridge.

Q

Is wer only for masculine people?

No, it is gender-neutral and covers everyone. It is the universal who.

Q

Does this work with plural?

Not with wer. For plural, you usually use diejenigen, die.

Q

Is this common in speaking?

In formal speeches or when quoting proverbs, yes. In daily gossip, not really.

Case Usage for Free Relatives

Case Person (Wer) Thing (Was)
Nominative
Wer
Was
Accusative
Wen
Was
Dative
Wem
Was
Genitive
Wessen
-

Meanings

A free relative clause functions as a noun phrase within a sentence, replacing both the antecedent and the pronoun.

1

Personal (Wer)

Referring to an unspecified person or group.

“Wer zu spät kommt, den bestraft das Leben.”

“Wer das behauptet, lügt.”

2

Impersonal (Was)

Referring to things, facts, or entire clauses.

“Was du heute kannst besorgen, das verschiebe nicht auf morgen.”

“Ich verstehe nicht, was du meinst.”

Reference Table

Reference table for Free Relative Clauses with Case-Shifting (Wer... dem...)
Form Structure Example
Subject
Wer + Verb...
Wer arbeitet, verdient Geld.
Direct Object
Wen + Verb...
Wen ich liebe, den heirate ich.
Indirect Object
Wem + Verb...
Wem ich vertraue, dem helfe ich.
Thing
Was + Verb...
Was du brauchst, ist Zeit.

正式程度

正式
Wer kommen möchte, der sei herzlich eingeladen.

Wer kommen möchte, der sei herzlich eingeladen. (Invitation)

中性
Wer kommen will, kann kommen.

Wer kommen will, kann kommen. (Invitation)

非正式
Wer Bock hat, kommt einfach.

Wer Bock hat, kommt einfach. (Invitation)

俚语
Wer will, der kann.

Wer will, der kann. (Invitation)

The Free Relative Map

Free Relative

People

  • Wer Who

Things

  • Was What
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按水平分级的例句

1

Wer lernt, gewinnt.

Whoever learns, wins.

1

Was du sagst, ist gut.

Whatever you say is good.

1

Wen ich sehe, den grüße ich.

Whoever I see, I greet.

1

Wem das nicht gefällt, der kann gehen.

Whoever doesn't like this can leave.

1

Was auch immer geschehen mag, wir bleiben ruhig.

Whatever may happen, we remain calm.

1

Wessen Auto dort steht, der möge es umparken.

Whose car is standing there, may they move it.

容易混淆

Free Relative Clauses with Case-Shifting (Wer... dem...) 对比 Interrogative Pronouns

They look identical to free relative pronouns.

常见错误

✗

Wer ich sehe...

✓

Wen ich sehe...

Object needs Accusative.
✗

Was das gesagt hat...

✓

Wer das gesagt hat...

People require 'Wer'.
✗

Wer ich helfe...

✓

Wem ich helfe...

Helfen takes Dative.
✗

Was er hat gesagt...

✓

Was er gesagt hat...

Verb must be at the end.

句型

Wer ___, der ___.

Was du ___, ist ___.

Wen du ___, den ___.

Real World Usage

Proverbs constant

Wer nicht wagt, der nicht gewinnt.

Formal Speech common

Wer hierzu Fragen hat, der möge sich melden.

Social Media occasional

Wer das liest, ist doof.

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💡

Use Resumptive Pronouns

Adding 'der', 'die', or 'das' in the main clause makes the sentence sound much more natural.
⚠️

Don't confuse with questions

Ensure the verb is at the end of the relative clause, not the second position.
🎯

Master the Cases

Practice 'Wem' (Dative) vs 'Wen' (Accusative) to avoid common errors.

Smart Tips

Use 'Wer' to generalize your audience.

Jeder, der Fragen hat, kann mich kontaktieren. → Wer Fragen hat, kann mich kontaktieren.

Always remember the Dative case.

Wer ich helfe, ist froh. → Wem ich helfe, der ist froh.

Use 'Was' to start your sentence.

Das, was er sagt, ist falsch. → Was er sagt, ist falsch.

发音

WER das sagt...

Emphasis

The relative pronoun usually receives slight stress.

Rising-Falling

WER das sagt, ↗ der LÜGT ↘.

Assertive tone

记住它

记忆技巧

Wer is for the person, Was is for the thing. Match the case to the verb, and you'll be the king!

视觉联想

Imagine a person ('Wer') holding a box ('Was'). If the person is the subject, they are the 'Wer'. If the box is the object, it's the 'Was'.

Rhyme

Wer für Personen, Was für Sachen, so kannst du den Satzbau richtig machen.

Story

A detective is looking for a thief. He says: 'Wer (the thief) stiehlt, wird gefasst. Wen (the thief) ich finde, den sperre ich ein. Was (the stolen item) er gestohlen hat, muss er zurückgeben.'

Word Web

WerWenWemWessenWas

挑战

Write 3 sentences about your day using 'Was' and 3 using 'Wer'.

文化笔记

Used frequently in legal texts and proverbs.

Derived from Old High German interrogative pronouns.

对话开场白

“

Wer ist dein Vorbild?

“

Was ist dir wichtig im Leben?

“

Wen würdest du gerne treffen?

日记主题

Write about a person who inspires you.
Describe your philosophy on life.
What do you value in a friend?

常见错误

Incorrect

正确

Incorrect

正确

Incorrect

正确

Incorrect

正确

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Test Yourself

Fill in the correct pronoun.

___ nicht arbeitet, soll nicht essen.

✓ Correct! ✗ Not quite. Correct answer: Wer
Subject needs Nominative.
Select the correct sentence. 多项选择

Which is correct?

✓ Correct! ✗ Not quite. Correct answer: Wen ich sehe, der ist nett.
Object needs Accusative.
Translate: 'Whatever you say is true.' 翻译

Translate to German.

Answer starts with: Was...

✓ Correct! ✗ Not quite. Correct answer: Was du sagst, ist wahr.
Things use 'Was'.
Fix the sentence. Error Correction

Find and fix the mistake:

Wer ich liebe, ist nett.

✓ Correct! ✗ Not quite. Correct answer: Wen ich liebe, ist nett.
Object needs Accusative.

Score: /4

练习题

4 exercises
Fill in the correct pronoun.

___ nicht arbeitet, soll nicht essen.

✓ Correct! ✗ Not quite. Correct answer: Wer
Subject needs Nominative.
Select the correct sentence. 多项选择

Which is correct?

✓ Correct! ✗ Not quite. Correct answer: Wen ich sehe, der ist nett.
Object needs Accusative.
Translate: 'Whatever you say is true.' 翻译

Translate to German.

✓ Correct! ✗ Not quite. Correct answer: Was du sagst, ist wahr.
Things use 'Was'.
Fix the sentence. Error Correction

Find and fix the mistake:

Wer ich liebe, ist nett.

✓ Correct! ✗ Not quite. Correct answer: Wen ich liebe, ist nett.
Object needs Accusative.

Score: /4

常见问题 (6)

No, 'wer' is strictly for people.

The comma separates the relative clause from the main clause.

It can be both formal and informal depending on the context.

It's a pronoun in the main clause that refers back to the relative clause.

Yes, it's great for formal business emails.

It requires practice with cases, but it's very logical.

Scaffolded Practice

1

1

2

2

3

3

4

4

Mastery Progress

Needs Practice

Improving

Strong

Mastered

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In Other Languages

Spanish high

Quien/Lo que

Spanish uses 'lo que' for abstract concepts.

French high

Qui/Ce qui

French requires 'ce' as a placeholder.

German self

Wer/Was

N/A

Japanese low

Dare/Nani

Japanese does not have relative pronouns.

Arabic moderate

Man/Ma

Arabic is not case-shifting in the same way.

Learning Path

Prerequisites

Previous
Verbs requiring both Dative and Genitive (jemanden einer Sache berauben)
Next
Double Genitive in Appositions (Goethes, des Dichters, Werke)

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