---Look, what have you done?---Sorry. I think if I ____ another chance, I’ll do it better.

The music often makes me ________ of my old friends.

--- Where ___my trousers ?  --- ___ on the bed .

--- I think Tom shouldn’t ask his mother for so much money.--- I _____. It’s not easy for her to make money.

I often saw the boys     in the river.