| Yksikön ensimmäinen persoona | Yksikön toinen persoona | Yksikön kolmas persoona | Monikon ensimmäinen persoona | Monikon toinen persoona | Monikon kolmas persoona | |
|---|---|---|---|---|---|---|
| Simple present | investigate | investigate | investigates | investigate | investigate | investigate |
| Present continuous | am investigating | are investigating | is investigating | are investigating | are investigating | are investigating |
| Simple past | investigated | investigated | investigated | investigated | investigated | investigated |
| Simple past | was investigating | were investigating | was investigating | were investigating | were investigating | were investigating |
| Simple future | will investigate | will investigate | will investigate | will investigate | will investigate | will investigate |
| Future continuous | will be investigating | will be investigating | will be investigating | will be investigating | will be investigating | will be investigating |
| Present perfect | have investigated | have investigated | has investigated | have investigated | have investigated | have investigated |
| Present perfect continuous | have been investigating | have been investigating | has been investigating | have been investigating | have been investigating | have been investigating |
| Past perfect | had investigated | had investigated | had investigated | had investigated | had investigated | had investigated |
| Past perfect continuous | had been investigating | had been investigating | had been investigating | had been investigating | had been investigating | had been investigating |
| Future perfect | will have investigated | will have investigated | will have investigated | will have investigated | will have investigated | will have investigated |
| Future perfect continuous | will have been investigating | will have been investigating | will have been investigating | will have been investigating | will have been investigating | will have been investigating |
| Yksikön ensimmäinen persoona | Yksikön toinen persoona | Yksikön kolmas persoona | Monikon ensimmäinen persoona | Monikon toinen persoona | Monikon kolmas persoona | |
|---|---|---|---|---|---|---|
| Simple present | don't investigate | don't investigate | doesn't investigate | don't investigate | don't investigate | don't investigate |
| Present continuous | am not investigating | are not investigating | is not investigating | are not investigating | are not investigating | are not investigating |
| Simple past | didn't investigate | didn't investigate | didn't investigate | didn't investigate | didn't investigate | didn't investigate |
| Simple past | was not investigating | were not investigating | was not investigating | were not investigating | were not investigating | were not investigating |
| Simple future | won't investigate | won't investigate | won't investigate | won't investigate | won't investigate | won't investigate |
| Future continuous | will not be investigating | will not be investigating | will not be investigating | will not be investigating | will not be investigating | will not be investigating |
| Present perfect | have not investigated | have not investigated | has not investigated | have not investigated | have not investigated | have not investigated |
| Present perfect continuous | have not been investigating | have not been investigating | has not been investigating | have not been investigating | have not been investigating | have not been investigating |
| Past perfect | had not investigated | had not investigated | had not investigated | had not investigated | had not investigated | had not investigated |
| Past perfect continuous | had not been investigating | had not been investigating | had not been investigating | had not been investigating | had not been investigating | had not been investigating |
| Future perfect | will not have investigated | will not have investigated | will not have investigated | will not have investigated | will not have investigated | will not have investigated |
| Future perfect continuous | will not have been investigating | will not have been investigating | will not have been investigating | will not have been investigating | will not have been investigating | will not have been investigating |