Поможіть будь ласка ​

1) Nancy will not be pleased if his brother eats his cake

2) if mum doesn't cook today your children will cry for food

3) Peter will help you if you help him to do his homework

4) i will be surprised if mom buys me a phone

5) what will you do if they will change your school

6) if you don't do well in the exam I won't approve you