| Present Simple - Настоящее время |
| Вопросительная форма | Утвердительная форма | Отрицательная форма |
| Do I refer? | I refer | I don't refer |
| Does he refer? | He refers | He doesn't refer |
| Does she refer? | She refers | She doesn't refer |
| Does it refer? | It refers | It doesn't refer |
| Do you refer? | You refer | You don't refer |
| Do we refer? | We refer | We don't refer |
| Do they refer? | They refer | They don't refer |
| Past Simple - Прощедщее время |
| Вопросительная форма | Утвердительная форма | Отрицательная форма |
| Did I refer? | I referred | I didn’t refer |
| Did he refer? | He referred | He didn’t refer |
| Did she refer? | She referred | She didn’t refer |
| Did it refer? | It referred | It didn’t refer |
| Did we refer? | We referred | We didn’t refer |
| Did you refer? | You referred | You didn’t refer |
| Did they refer? | They referred | They didn’t refer |
| Future Simple - Будущее время |
| Вопросительная форма | Утвердительная форма | Отрицательная форма |
| Will I refer? | I will refer | I won’t refer |
| Will he refer? | He will refer | He won’t refer |
| Will she refer? | She will refer | She won’t refer |
| Will it refer? | It will refer | It won’t refer |
| Will we refer? | We will refer | We won’t refer |
| Will you refer? | You will refer | You won’t refer |
| Will they refer? | They will refer | They won’t refer |
