肝昏迷患者给予肠道抗生素的目的是（）

A.消除细菌毒素

B.抑制大肠杆菌

C.抑制肠道细菌

D.减少真菌感染

E.预防感染中毒性休克

The teacher told the monitor to ______ all the students' names who were absent from class.

A．set out

B．set about

C．set up

D．set down