引起感染性休克的最常见病原体是

A．革兰阳性细菌

B．革兰阴性细菌

C．病毒

D．真菌

E．钩端螺旋体

Fred always ___ doing the washing-up by saying he’s working in the garden.

A．gets rid of

B．gets down to

C．gets out of

D．gets along