Recently a number of cases have been reported of young children ______ a violent act previously seen on television.

When did the speakers last see each other A: Recently. B. Some time ago. C. Yesterday. D. Last year.

A．Because they are large stars.
B．Because most of them are burned up, giving a brilliant display of light.
C．Because they are close enough to be seen.
D．Because they like the moon can reflect the light of some stars.