Reading 2 C1

If you heat ice, it melts into water.

If you mix salt with water, it dissolves.

If the temperature drops below zero, water freezes.

If you add sugar to tea, it sweetens.

If you turn off the lights, the room becomes dark.

If the alarm rings, it means it's time to wake up.

If you mix oil and water, they don't combine.

If you don't water plants, they die.

If the train is delayed, passengers get frustrated.

If you eat too much, you feel full.