_________ are both studying at Nantong Middle school.

—Do you know whose car is it?—It belongs to_____. It isn’t ______.

Helen draws better than ___ boy in her class.　　　 

 —Is that your model plane? — No, it's his,            is on the sofa.

 —Do you know __________ this dictionary belongs to? —Let me see. Oh, it’s __________.