When the policeman stopped us, we all looked questioningly at him, ________.

Teaching as a career is          to many people owing to the long holidays.  

Tom sounds very much ____in the job, but I’m not sure whether he can manage it.

In that school, English is compulsory for all students, but French and Russian are _________.

It’s easy to learn a country’s culture if one is ____ with its language and customs.