Affirmative Negative I/You have to go. I/You don't have to go. He/She/it has to go. He/She/it doesn't have to go. to go 5 We/You/They We/You/They don't have have to go. • We use have/has to to express obligation I have to take my medicine. (The doctor told me.) • We use don't doesn't have to to express lack of obligation. You don't have to go to the gym to exercise (It's not necessary.) объеснение к этому правилу ДО ЗАВТРА УСПЕТЬ НУЖНО