—Professor, do you have something _______ at this moment?— No, thanks. I’ll call you if any.
--- Tom, why didn’t you come to the meeting yesterday? --- I _____, but my car broke down.
There is no doubt ______ man will conquer nature some day.
______ different life today is from ____ it was 20 years ago.
Paper-making began in China and from here it ________ to North Africa and Europe.
In 1860s, the Italian archaeologist Giuseppe Fiorelli was made director of the Pompeii dig.