--____ has your grandpa lived here?       --Since last year.

A．How long

B．How often

C．How soon

D．How far

肺炎支原体肺炎的肺部病变，哪项是错误的

A．肺部病变无支气管肺炎的表现

B．肺部病变可呈细支气管炎

C．可发生灶性肺不张

D．肺部病变可呈间质性肺炎

E．肺泡间隔有中性粒细胞、单核细胞及浆细胞浸润