—______ did you go to Beijng with your family?

—We went there in July.[ ]

A. What        

B. How          

C. When

下列哪种疾病可导致心肌间质中出现大量淋巴单核细胞浸润

A．风湿性心肌炎

B．病毒性心肌炎

C．细菌性心肌炎

D．心肌梗死