28. There were ---- people on the beach, so we weren't completely alone.

A) a few B)fewer
C) fewest D) very little
E) only a little

29. The two brothers got up at 8:30 that day. ---- of the m were tired, because ---- of the m had slept well.

A) Both / neither B)Neither / neither
C)Either / none D)None / either
E)All / both

30. Everyone should have a check up with the dentist ---- six months.

A) another B)each
C) every D) all
E) the whole