| Gerund |
referring
|
| Present simple (ott) |
I refer you refer he refers we refer you refer they refer
|
| Present perfect (vtt) |
I have referred you have referred he has referred we have referred you have referred they have referred
|
| Past Simple (ovt) |
I referred you referred he referred we referred you referred they referred
|
| Past perfect (vvt) |
I had referred you had referred he had referred we had referred you had referred they had referred
|
| Present future (ottt) |
I will refer you will refer he will refer we will refer you will refer they will refer
|
| Present future perfect (vttt) |
I will have referred you will have referred he will have referred we will have referred you will have referred they will have referred
|
| Past future (ovtt) |
I would refer you would refer he would refer we would refer you would refer they would refer
|
| Past future perfect (vvtt) |
I would have referred you would have referred he would have referred we would have referred you would have referred they would have referred
|