I don’t allow ______ in my office and I don’t allow my family ______ at all.
If you don't go after what you want, you will never have ________.
—What are you two whispering about over there? —Oh, ________. Just small talk.
—What do you think of modern music? —It is often considered not as good as ________ of the past.
A US report predicts that in 15 years' time the economy in Asia will be larger than ________ of North America and Europe combined.
Frankly speaking, ________ of them knew what the other was doing that morning.