Teachers have to constantly update their knowledge in order to maintain their professional __________.
Yesterday I was walking downstairs when I missed my foot and had a bad fall, nothing serious, ______.
Most people go to the theatre not to see a play ______ plot is complicated, but to listen to brilliant dialogues between actors.
While watching TV, _.
Chaplin had developed his own manner of acting, _______ people were crazy about.
---He seems to be a teacher.---______. He has been a teacher for 20 years.