按要求改写句子。     

1．你难道还不相信我吗？

改为陈述句：                                                                                                      

2．警卫员立刻把黄先生的话转告 * * 。 

改为“被”字句：                                                                                                

3．毛 * * 亲手把字帖包好。 

改为反问句：                                                                                                        

4．王羲之的真迹真是世间罕有呀！ 

改为双重否定句：                                                                                                 

下列哪种吸入全麻药与肾上腺素合用可诱发室性心律失常()

 A．恩氟烷

B．乙醚

C．异氟烷

D．七氟烷

E．氟烷