Le conditionnel passé : regret, reproche, information non confirmée au passé
P50.verb-systems.06 · Audience: guest, language-pro, it-ml
Unité GR-28 · campagne 14 · j'aurais aimé, tu aurais dû : le passé qu'on refait en pensée.
The conditionnel passé is mechanically simple: take the auxiliary in the conditionnel présent and add the past participle — j'aurais aimé, nous serions partis. What needs installing is not the form but the three jobs it does.
| Use | Formula | Example |
|---|---|---|
| Regret | j'aurais aimé / voulu + inf. | J'aurais aimé visiter ce musée, mais il était fermé. |
| Reproach | tu aurais dû / pu + inf. | Tu aurais dû me prévenir ! |
| Unconfirmed past fact | conditionnel passé of the main verb | L'incendie aurait fait trois blessés, selon la presse. |
Here is the trap for Russian speakers: бы covers both French conditionals. Я бы хотел maps to je voudrais (present wish, still possible) and to j'aurais voulu (past regret, too late). Russian lets the context decide; French forces you to choose the compound form whenever the window has closed. If the regretted moment is behind you, the auxiliary must carry the past: j'aurais voulu être là hier, never je voudrais être là hier.
Two refinements complete the picture:
- The reproach formula is frozen. Tu aurais dû + infinitive — the devoir moves to the conditionnel passé, the reproached action stays an infinitive. Same with tu aurais pu m'appeler (a softer reproach).
- The journalistic reading extends GR-27. You met le président serait malade for unconfirmed present facts; the past version simply compounds: l'accord aurait été signé hier. Same distance, one tense back.
Être-verbs behave as always: nous serions partis, elle serait venue, with agreement on the participle.
The practice cycles regret, reproach, the press reading, and an être-auxiliary form.
Going further
Minimal pairs. One change between the two sentences, and what it does:
| Sentence | Its pair | What the one change does |
|---|---|---|
| Je voudrais venir. | J'aurais voulu venir. | a present wish against a regret |
| Tu devrais l'appeler. | Tu aurais dû l'appeler. | advice against a reproach |
| Il viendrait si… | Il serait venu si… | an unreal present against an unreal past |
| Elle a gagné. | Elle aurait gagné. | a fact against an unconfirmed report of the past |
"Should have" and "must have" are not the same: il aurait dû partir (he should have left) but il a dû partir (he had to / he must have left).
More regrets and reproaches: j'aurais mieux fait de rester; il aurait fallu que tu viennes (subjonctif after il faut que); j'aurais voulu que tu sois là.
Pronominal verbs agree as in any compound tense: elle se serait trompée.
Not every conditionnel passé is hypothetical: after a past verb it is the future-in-the-past — il a dit qu'il aurait fini à midi.
| Written | Correct | Why |
|---|---|---|
| Il a dû me prévenir ! (reproach) | Il aurait dû me prévenir ! | a reproach needs the conditionnel passé |
| Il aurait fallu que tu viens. | Il aurait fallu que tu viennes. | il faut que → subjonctif |
| Elle se serait trompé. | Elle se serait trompée. | pronominal: agreement with the subject |
In Russian one form, бы + past, covers both the present and the past unreal: я бы пришёл is je viendrais or je serais venu. French separates them — decide whether the moment is now or already gone.
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Les phrases avec si : les trois schémas (si + présent / imparfait / plus-que-parfait) →Verb Systems (written) · P50
Later in Verb Systems (written)