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