7 Complete the sentences with the correct form of have to.

Решение:

В данном упражнении нужно использовать правильную форму глагола have to (должен, должен делать) в зависимости от подлежащего и времени.

1. Do (you) have to be eighteen to vote in your country?
2. Y: Yes, you have to.
3. You have to be at least thirty-five.
4. B. I can't wear jeans to school. All the girls have to.

Ответ: 1. Do you have to 2. have to 3. have to 4. have to