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