| sg1st | sg2nd | sg3rd | pl1st | pl2nd | pl3rd | |
|---|---|---|---|---|---|---|
| Simple present | tunnel | tunnel | tunnels | tunnel | tunnel | tunnel |
| Present continuous | am tunnelling | are tunnelling | is tunnelling | are tunnelling | are tunnelling | are tunnelling |
| Simple past | tunnelled | tunnelled | tunnelled | tunnelled | tunnelled | tunnelled |
| Past continuous | was tunnelling | were tunnelling | was tunnelling | were tunnelling | were tunnelling | were tunnelling |
| Simple future | will tunnel | will tunnel | will tunnel | will tunnel | will tunnel | will tunnel |
| Future continuous | will be tunnelling | will be tunnelling | will be tunnelling | will be tunnelling | will be tunnelling | will be tunnelling |
| Present perfect | have tunnelled | have tunnelled | has tunnelled | have tunnelled | have tunnelled | have tunnelled |
| Present perfect continuous | have been tunnelling | have been tunnelling | has been tunnelling | have been tunnelling | have been tunnelling | have been tunnelling |
| Present continuous | am tunnelling | are tunnelling | is tunnelling | are tunnelling | are tunnelling | are tunnelling |
| Past perfect | had tunnelled | had tunnelled | had tunnelled | had tunnelled | had tunnelled | had tunnelled |
| Past perfect continuous | had been tunnelling | had been tunnelling | had been tunnelling | had been tunnelling | had been tunnelling | had been tunnelling |
| Future perfect | will have tunnelled | will have tunnelled | will have tunnelled | will have tunnelled | will have tunnelled | will have tunnelled |
| Future perfect continuous | will have been tunnelling | will have been tunnelling | will have been tunnelling | will have been tunnelling | will have been tunnelling | will have been tunnelling |
| sg1st | sg2nd | sg3rd | pl1st | pl2nd | pl3rd | |
|---|---|---|---|---|---|---|
| Simple present | don't tunnel | don't tunnel | doesn't tunnel | don't tunnel | don't tunnel | don't tunnel |
| Present continuous | am not tunnelling | are not tunnelling | is not tunnelling | are not tunnelling | are not tunnelling | are not tunnelling |
| Simple past | didn't tunnel | didn't tunnel | didn't tunnel | didn't tunnel | didn't tunnel | didn't tunnel |
| Past continuous | was not tunnelling | were not tunnelling | was not tunnelling | were not tunnelling | were not tunnelling | were not tunnelling |
| Simple future | won't tunnel | won't tunnel | won't tunnel | won't tunnel | won't tunnel | won't tunnel |
| Future continuous | will not be tunnelling | will not be tunnelling | will not be tunnelling | will not be tunnelling | will not be tunnelling | will not be tunnelling |
| Present perfect | have not tunnelled | have not tunnelled | has not tunnelled | have not tunnelled | have not tunnelled | have not tunnelled |
| Present perfect continuous | have not been tunnelling | have not been tunnelling | has not been tunnelling | have not been tunnelling | have not been tunnelling | have not been tunnelling |
| Present continuous | am not tunnelling | are not tunnelling | is not tunnelling | are not tunnelling | are not tunnelling | are not tunnelling |
| Past perfect | had not tunnelled | had not tunnelled | had not tunnelled | had not tunnelled | had not tunnelled | had not tunnelled |
| Past perfect continuous | had not been tunnelling | had not been tunnelling | had not been tunnelling | had not been tunnelling | had not been tunnelling | had not been tunnelling |
| Future perfect | will have not tunnelled | will have not tunnelled | will have not tunnelled | will have not tunnelled | will have not tunnelled | will have not tunnelled |
| Future perfect continuous | will have not been tunnelling | will have not been tunnelling | will have not been tunnelling | will have not been tunnelling | will have not been tunnelling | will have not been tunnelling |