List of irregular verbs - Grammar reference » Стр.163 (2)

2. Choose the correct form of the verbs. 1. If I don’t go to bed right now, I won’t be able to get up in the morning. 2. I’ll buy some ice cream later if the cafe is still open. 3. You’ll pass your driving test if you don’t forget to wear your lucky ring. 4. We’ll phone my dad after the party if we need a lift home. 5. If anyone finds out where my brother is today, he’ll be in big trouble when he comes home. 6. You won't feel cold if you put this sweater on.