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