| Expression anglaise | Traduction | Exemple |
| can't help doing sth | ne pas s'empecher de faire qch | I can't help laughing. |
| can't stand sth | ne pas supporter qch | I can't stand loud music. |
| can't afford to | ne pas pouvoir se permettre | We can't afford to fail. |
| could do with sth | avoir besoin de / apprecier | I could do with a break. |
| could not care less | s'en ficher completement | He couldn't care less. |
| as best as one can | du mieux possible | Do as best as you can. |
| if you can manage it | si vous pouvez vous en occuper | Come early if you can manage it. |
| could have sworn | aurait jure | I could have sworn he was here. |
| could use some help | aurait bien besoin d'aide | I could use some help here. |
| can you believe it? | tu y crois ? | Can you believe it started raining? |
| Expression anglaise | Traduction | Exemple |
| must-see / must-have | incontournable / indispensable | It's a must-see film. |
| should have known better | aurait du etre plus prudent | You should have known better. |
| if you must know | si tu veux vraiment le savoir | If you must know, I was late. |
| that's a must | c'est indispensable | Learning modals is a must. |
| you should have seen it | tu aurais du le voir | You should have seen his face! |
| I must say | je dois admettre / il faut dire | I must say, I'm impressed. |
| must be joking | plaisanter | You must be joking! |
| should be so lucky | ce serait trop beau | Win the lottery? I should be so lucky. |
| Situation | Expression modale | Exemple complet |
| Demande polie | Could you / Would you | Could you send me the report by Friday? |
| Offre d'aide | Can I / Shall I | Shall I arrange the meeting? |
| Recommandation | You should / I would suggest | I would suggest reviewing the budget. |
| Permission | May I / Could I | May I take a day off next Monday? |
| Obligation | We must / You need to | We must submit before the deadline. |
| Possibilite | This might / This could | This might affect our timeline. |
| Hypothese | If ... would / If ... could | If you could attend, that would be great. |