During the tourist season, there are many people wandering in this city to see the old castles _____ in the sixteenth century.
.They have their reasons for keeping their marriage___ secret for ___ moment.
He had decided to give it up , but on____ second thoughts he decided to try___ third time.
.As is known to all,____ tiger is in____ danger of dying out.
British people always talk about wether.
He is doctor at all. Don’t trust him.