The _____ of the trees in the water was very clear.
-- What do you think of the furniture on exhibition? --- Well, great! But I don’t think much of _______ you bought.
The best job is _______ which uses your skills in doing something together with your interest in the subject.
In the past ten years, great changes _______ in my hometown.
The third and last chapter _______ by Professor Chen.
-- No, I’m afraid he isn’t in. This is his secretary speaking. Can I help you? --- _______.