.At this moment the bell rang _______ the end of class.
The park was full of people,____themselves in the sunshine.
--Did you enjoy the party? --Yes,we___by our hosts.
_____the early flight,we ordered a taxi in advance and got up very early.
____, everyone present was amused by his adventure story in Africa.
He gave himself a new name to hide his ____ when he went to carry out the secret task.