John's mother __________ more time for her if Jhon does the washing up.
If water reaches 100 degrees, it...
If you heat ice, it...
If people...too much, they get fat.
If you ____________ a minute, I'll come with you
If they ______________ carefully, they will hear the woodpecker
If the cat hides in the tree, the dog _________________ it.
I ..... healthy if I ..... exercise