46．A．hours                            B．days．                    C．weeks                    D．minutes

A

    There were 12 bronze（青铜）animal heads at the European style（风格）in Old Summer Palace（Yuanmingyuan）-Rat，Ox，Tiger，Rabbit，Dragon，Snake，House，Sheep，Monkey，Rooster，Dog，and Pig．They were made into fountain and would take turns spouting water every two hours to tell time．

45．A．gave up                  B．looked up               C．woke up                 D．stayed up

44．A．How                      B．Why                       C．What                     D．When

43．A．dreaming                B．imaging                  C．thinking                 D．realizing

42．A．could                            D．couldn’t                 C．had to                     D．didn’t have to

41．A．riding                     B．running                  C．walking                 D．fairing

40．A．teaches                   B．taught                     C．is teaching              D．had taught

39．A．cheer up                 B．keep quiet               C．enjoy yourself               D．keep away

38．A．something              B．anything                 C．everything              D．nothing

37．A．hope                      B．promise                  C．wish                      D．agree