（   ）48. A．which           B．how           C．where         D．when

（   ）47. A．replied                   B．asked          C．questioned     D．required

（   ）46. A．Before                B．While              C．Until               D．After

（   ）45. A．killed                  B．hurt                 C．saved               D．made

（   ）44. A．sand                   B．stone               C．tree                 D．wall

（   ）43. A．kept                    B．continued         C．lasted                     D．tried

（   ）42. A．something           B．nothing            C．anything          D．everything

（   ）41. A．talk                    B．joke                C．fight                D．picnic

（   ）39. She won’t let her daughter _____ by the river.

A．play       B．plays          C．to play        D．playing