Peter ______ be really difficult to deal with at times even though he’s a nice person in general.
Tom, who is always shy in public, has made some friends at school, ______ has pleased his parents.
Tony tells me he is likely to win the match, and ______ he wins, he will treat us to a meal.
The young nurse was very nervous when she _______in her first operation.
He is _______his job.
--- Have you been buying a lot of new clothes recently? --- _______ .I have been designing my own.