Complex Grammar: Subjunctive, Conditionals & Relative Clauses
Advanced structures introduced progressively: subjunctive mood, conditional sentences, relative clauses and passive voice for nuanced expression.
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Common expressions requiring subjunctive
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Common expressions requiring the subjunctive
You already learned how to form the present subjunctive. Now we give it a job: satisfy all those needy expressions that demand doubt, desire, necessity, emotion, or possibility. Think of the subjunctive as the mood for feelings, wishes, and tiny existential crises.
Why this matters (quick link to prior work)
You know the mechanics from the previous lesson on present subjunctive formation: take the ils form, drop -ent, add -e, -es, -e, -ions, -iez, -ent. Now we are moving from "how" to "when". This is the place where the subjunctive actually shows up in real French sentences — and where many learners trip up because English often uses the indicative or a modal instead.
Short checklist: when to look for the subjunctive
- After verbs of desire / will: vouloir que, souhaiter que, préférer que
- After verbs/expressions of emotion: regretter que, craindre que, être content que
- After verbs/expressions of doubt or denial: douter que, il est douteux que
- After impersonal expressions expressing necessity, judgment, or value: il faut que, il est important que, il est dommage que
- After certain conjunctions that introduce uncertainty or purpose: pour que, afin que, avant que, jusqu'à ce que, bien que
- In relative clauses with a superlative or unique idea: le seul qui, la meilleure chose que, le premier qui
If the clause expresses fact or certainty, prefer the indicative. Example contrast: 'Je pense que' + indicative vs 'Je ne pense pas que' + subjunctive.
Handy table of common expressions
| Category | Expressions | Example (subjunctive) |
|---|---|---|
| Desire / Will | vouloir que, souhaiter que, préférer que | Je veux que tu viennes. I want you to come. |
| Emotion | être heureux que, regretter que, craindre que | Elle regrette que tu ne puisses pas venir. She regrets that you cannot come. |
| Doubt / Denial | douter que, il est douteux que | Je doute qu'il soit prêt. I doubt that he is ready. |
| Necessity / Judgment | il faut que, il est important que, il est dommage que | Il faut que nous partions. We must leave. |
| Conjunctions | pour que, avant que, jusqu'à ce que, bien que | Bien que ce soit difficile, j'essaie. Although it is difficult, I try. |
| Superlatives / uniqueness | le seul qui, la première chose qui | C'est le seul livre qui m'ait plu. It's the only book that pleased me. |
Examples and mini-routines you can steal
- 'Il faut que' + subjunctive for necessity: Il faut que tu finisses ce devoir avant demain. You must finish this homework before tomorrow.
- 'Bien que' + subjunctive for concession: Bien que je sois fatigué, je vais sortir. Although I am tired, I will go out.
- 'Pour que' + subjunctive for purpose: Je parle lentement pour que tu comprennes. I speak slowly so that you understand.
- 'Je veux que' + subjunctive for wishes: Je veux que tu sois heureux. I want you to be happy.
- Negation switching mood: Je pense qu'il vient. (indicative) vs Je ne pense pas qu'il vienne. (subjunctive)
Tip: If the main clause is negative, many verbs that normally take indicative switch to subjunctive in the subordinate clause.
Troublemakers and subtleties (read this twice)
'Penser que' and 'croire que' usually take the indicative when affirmative. Add negation or a question and you often need the subjunctive: Tu crois qu'il vient ? (indicative) / Tu ne crois pas qu'il vienne ? (subjunctive).
Superlatives trigger subjunctive when the subordinate clause describes something unique or subjective. Example: C'est la meilleure chose que j'aie vue. If the fact is objective and concrete, the indicative can remain.
The 'ne explétif'. Some verbs of fear or prevention use a decorative 'ne' without negation: J'ai peur qu'il ne pleuve. This 'ne' does not mean 'not'. It is optional and stylistic, more common in written or formal French.
'Après que' takes the indicative, not the subjunctive: Après qu'il est parti. Many learners mistakenly use the subjunctive because it looks like other conjunctions. Use the indicative here.
Quick reminder: present subjunctive formation
You already covered this, but here is a tiny cheat card to keep handy:
parler: ils parlent -> parl- + e, es, e, ions, iez, ent
finir: ils finissent -> finiss- + e, es, e, ions, iez, ent
prendre: ils prennent -> prenn- + e, es, e, ions, iez, ent
Irregular stems show up (être -> que je sois, avoir -> que j'aie, aller -> que j'aille, faire -> que je fasse, savoir -> que je sache). Use your memory flashcards for the top irregulars.
Practice: fill in with subjunctive or indicative
- Je pense qu'il ___ (venir).
- Je ne pense pas qu'il ___ (venir).
- Il faut que tu ___ (être) prêt.
- Après qu'il ___ (partir), je fermerai la porte.
- Bien que tu ___ (dire) la vérité, je doute.
Answers:
- vient (indicative)
- vienne (subjunctive)
- sois (subjunctive)
- soit parti / soit parti is passé; more natural: soit parti -> but remember 'après que' normally takes indicative: est parti. So: est parti (indicative)
- dises (subjunctive)
Note on 4: 'Après que' generally uses the indicative: Après qu'il est parti, j'ai fermé la porte.
Final pep talk and study hacks
- When in doubt, ask: is the subordinate clause about certainty/fact or about desire, fear, doubt, emotion, necessity, or purpose? If the latter, use the subjunctive.
- Drill common impersonal expressions and conjunctions until your fingers type them automatically: il faut que, bien que, pour que, avant que, jusqu'à ce que.
- Practice swapping affirmative and negative main clauses to see how mood changes: 'je crois que' vs 'je ne crois pas que'.
- Read short French articles and highlight every subordinate verb. Guess the mood, then check. Slow and repetitive wins.
Final note: the subjunctive is not some mysterious creature. It is the grammar of feelings, opinions, and things that might not be solid facts. Treat it like mood lighting for sentences: subtle, dramatic, and powerful when used right.
Version checkpoints: this lesson builds directly on present subjunctive formation and contrasts with past and future narrative uses you already studied. Next up: using the subjunctive with relative clauses and mastering the triggers that change meaning between indicative and subjunctive.
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