A．The old can do equally well compared with the young.
B．The old may feel discouraged due to "loss of memory".
C．The old should slow their learning speed to catch the young.
D．The old need not complain their memory is not as good as before.

A．The man should put some ice on his injury.
B．The man ought to take it easy for a few days.
C．The man should fill the paint can with iced water.
D．The man needs to come into the office right away.