51．A．under              B．on                C．before              D．beside

50．A．tomorrow          B．next week        C．next year         D．today

49．A．pull             B．wash              C．throw              D．turn

48．A．father             B．mother             C．sister              D．brother

47．A．attention           B．help                 C．prize                D．answer

46．A．Though              B．So                 C．But                 D．And

45．A．neck                 B．nose                C．eyes              D．hair

44．A．too               B．either               C．also             D．neither

43．A．beautiful         B．simple             C．different               D．happy

42．A．complained．      B．listened          C．talked             D．spoke