Zero and first conditional

If you turn off the light, you ............(save) energy.

If the weather is nice, we .............(go) to the park tomorrow.

If he..........(eat) a lot of sugar, he will have toothache.

If people recycle rubbish, they..........(help) the planet.

If she is late again, her mother............(be) angry.

If she ................(have) enough money, she will buy new earrings.

If you burn rubbish, you............(pollute) the air.

If they invite me, I ................(come) to their party next Saturday.

If you heat ice, it...............(melt).

If you ...............(not/leave) now, you will miss your bus.