Leave your key with your neighbor      you lock yourself out one day. [ ]

A.  as long as          

B.  even though        

C.  in case        

D.  as if

确诊本病最重要的依据是哪一项

A．高热、头痛、呕吐

B．鼻咽拭子培养阳性

C．皮肤瘀点、瘀斑

D．血培养阳性

E．面色苍白、肢冷、血压测不出