Harry was behaving very (child) ______ at the dinner party last night.

A．Roy is standing in line for a gold medal.
B．Roy was the best, so he got a gold medal.
C．Nobody’s better than Roy at getting gold medals.
D．Roy probably won’t win a gold medal.

A．It was rather boring.
B．It was quite boring.
C．It was interesting.
D．It was really fun.