tern culture,21 was the age________ young people traditionallyreceived a key to their parents’ door, as a symbol of entering adulthood.

Who ______ it be that hasn’t handed it in yesterday. —It _______ be Bob. He handed it in yesterday.

There __________ still some apple juice in the fridge.It’s not necessary for us to go to the supermarket now.

The post office is the furniture store and the theatre.

The books are very _______ . They sell very ______.