| I | ventilate |
| you | ventilate |
| he/she/it | ventilates |
| we | ventilate |
| you | ventilate |
| they | ventilate |
| I | have ventilated |
| you | have ventilated |
| he/she/it | has ventilated |
| we | have ventilated |
| you | have ventilated |
| they | have ventilated |
| I | ventilated |
| you | ventilated |
| he/she/it | ventilated |
| we | ventilated |
| you | ventilated |
| they | ventilated |
| I | had ventilated |
| you | had ventilated |
| he/she/it | had ventilated |
| we | had ventilated |
| you | had ventilated |
| they | had ventilated |
| I | will ventilate |
| you | will ventilate |
| he/she/it | will ventilate |
| we | will ventilate |
| you | will ventilate |
| they | will ventilate |
| I | will have ventilated |
| you | will have ventilated |
| he/she/it | will have ventilated |
| we | will have ventilated |
| you | will have ventilated |
| they | will have ventilated |
| I | am ventilating |
| you | are ventilating |
| he/she/it | is ventilating |
| we | are ventilating |
| you | are ventilating |
| they | are ventilating |
| I | have been ventilating |
| you | have been ventilating |
| he/she/it | has been ventilating |
| we | have been ventilating |
| you | have been ventilating |
| they | have been ventilating |
| I | was ventilating |
| you | were ventilating |
| he/she/it | was ventilating |
| we | were ventilating |
| you | were ventilating |
| they | were ventilating |
| I | had been ventilating |
| you | had been ventilating |
| he/she/it | had been ventilating |
| we | had been ventilating |
| you | had been ventilating |
| they | had been ventilating |
| I | will be ventilating |
| you | will be ventilating |
| he/she/it | will be ventilating |
| we | will be ventilating |
| you | will be ventilating |
| they | will be ventilating |
| I | will have been ventilating |
| you | will have been ventilating |
| he/she/it | will have been ventilating |
| we | will have been ventilating |
| you | will have been ventilating |
| they | will have been ventilating |
| I | would ventilate |
| you | would ventilate |
| he/she/it | would ventilate |
| we | would ventilate |
| you | would ventilate |
| they | would ventilate |
| I | would have ventilated |
| you | would have ventilated |
| he/she/it | would have ventilated |
| we | would have ventilated |
| you | would have ventilated |
| they | would have ventilated |
| I | would be ventilating |
| you | would be ventilating |
| he/she/it | would be ventilating |
| we | would be ventilating |
| you | would be ventilating |
| they | would be ventilating |
| I | would have been ventilating |
| you | would have been ventilating |
| he/she/it | would have been ventilating |
| we | would have been ventilating |
| you | would have been ventilating |
| they | would have been ventilating |
| You | ventilate |
| we | Let's ventilate |
| You | ventilate |