Join two sentences into one using if.
It will rain today. We shall not go for a walk.
Don’t move. You’ll fall down.
The wind will change. There will be snow.
I’ll be careful. I will not break the cups.
You have free time now. Come for a walk with me.
I’ll go hiking in summer. I’ll see a lot of interesting things.
He’ll go shopping. He’ll buy some exercise-books for me.