Задание 11 Юнит 13 ГДЗ Вербицкая Forward 5 класс

11. Scan the texts in Exercise 7. Find sentences with have to. What tense forms are used in them? What is the meaning of these forms? Are there any negative forms? What is their meaning?

In the texts from Exercise 7, have to is used in the Present Simple form: have to / has to. It means necessity, obligation.

Negative forms are also used: don’t have to / doesn’t have to. They mean absence of necessity — something is not necessary.