48．A，angry                         B．happy                  C．sad                        D．strict

47．A．another                B．one                     C．same                      D．funny

46．A．again                   B．once                    C．more                     D．much

45．A．ago                     B．later                    C．before                    D．after

44．A．upstairs               B．downstairs           C．back                      D．home

43．A．unhappy              B．interested             C．proud                    D．worried

42．A．ran                      B．rang                    C．worked                  D．started

41．A．happy                  B．glad                    C．tired                             D．excited

39．--Where's your sister?

--She _________ Jinan．She won't be back _________ next week．

A．has gone to，until                                   B．has been to，until

C．has been to，after                                      D．has gone to，after