три предложения на тему if нулевая первая второя третья форма вопросительное положительное отрицательное предложения​

If you heat the water it boils

If you heat ice it melts

If you stand in the rain you will be wet

If the weather is fine will we go to the park?

If the water is hot we will have a shower

I were you , I wouldn’t choose to give up

I were a billionaire I would give lots of money for charity

If I had passed my English I would have entered the university

If I had been smarter I wouldn’t have been beggar