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