We have only one Earth. It’s our common _.
— Do you have any time this afternoon?— Yes. _________
Lucy _________ cook food for the picnic.
— Would you like to go ________ a picnic.— Yes, I’d love to.
— Don’t forget _________ your school bag home.— All right, see you then.
— Hello! May I speak to Jane, please?— Yes. _________ is Jane.