Being in the hospital for six months he felt as if he was from the outside world.A. cut

问题补充：

Being in the hospital for six months, he felt as if he was from the outside world.

A. cut out

B. cut off

C. cut up

D. put off

答案：

A. cut out

(答案→)B. cut off

C. cut up

D. put off

解析：动词短语辨析。cut out删去；cut off切断，阻碍；cut up切碎；put off推迟;拖延；结合句意可知B正确。句意：住院6个月了，他感觉好像和外部世界的联系好像被切断了一样。