Our hall is ＿＿＿＿theirs

Must I return thebook this week? — No, you ____. You can _ it for20 days.

, the two ties are the new arrival of thisseason–Well , I like ______ of them Do you have anotherone

If you keep still, you may sit ____ this end of the boat ____ the other[ ]

Not until the early years of the 19th century______ what heat is.