房颤患者心室律变得规则可能是（）。

A.发生房室交界区性心动过速

B.转变为房扑

C.室性心动过速

D.转变为房性心动过速

E.恢复窦性心律

根据图画，连线并写一句话。

          乌鸦喝水                                                                                            

           司马光                                                                                                

           四个太阳                                                                                               

              称象