If she goes to the store, she will buy ice cream.
If water boils, it will turn to steam.
If he eats breakfast, he feels better all day.
If you go to school tomorrow, I will give you that book.
If the exam is hard, many students are going to fail.
If you give me red pencil, I will give you blue.
If she knew the answer, she would tell us.
If I were you, I would not talk to her during the lesson.
