1 I don't want to put on my hat. (you/get sunburnt)
If you don't put on your hat, you'll get sunburnt.
Если ты не наденешь шляпу, ты обгоришь на солнце.
2 Let's go to New York (we/visit the Statue of Liberty)
If we go to New York, we'll visit the Statue of Liberty.
Если мы поедем в Нью-Йорк, мы посетим статую Свободы.
3 I want to stay up late. (you/not/be able/get up early for school)
If you stay up late, you won't be able to get up early for school.
Если ты будешь допоздна бодрствовать, ты не сможешь рано встать в школу.
4 He doesn't want to wear a jacket (he/catch a cold)
If he doesn't wear a jacket, he'll catch a cold.
Если он не наденет куртку, он простудится.
5 She must leave soon. (she/not/miss the beginning of the film)
If she doesn't leave soon, she'll miss the beginning of the film.
Если она скоро не уйдет, она пропустит начало фильма.