21. Every morning, the fish mongers stood there ______ with the fishermen for fishes.
In some parts of London, missing a bus means __________ for another hour.
The Browns held _____ they called "family day" once each year.
They didn’t know who it was that had ______ to the public when the president would set out for that country.
—Tom, do you think that swimming does good to our body? —Yes. A lot of good, ______.
I wonder whether there is a web ______ people can find a lot of information about the study of English.