Zero and First Conditional Mixed (Fill in)

I (a)   (be) happy if you buy me a car.

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

If you can't afford it, (a)   (not/ buy) it.

If he (a)   (come) late, we will miss the bus.

If you (a)   (see) her, can you give her a message?

I (a)   (go) out with my friends if I finish my homework early.

You should see a doctor if you (a)   (not/ do) feel well.

If you throw a ball into the air, the ball (a)   (fall) to the ground.

If you drop a stone in water, the stone (a)   (sink).

I (a)   (show) you the information if you wait a few minutes.