单选题 When the whole area was ______ by the flood, the government sent food there by helicopter.
A. cut away B. cut up C. cut down D. cut off

【正确答案】 D

【答案解析】本题考查的是与cut有关的短语辨析。没有cutaway这个搭配；cutup切碎，严厉批评；cut down削减；cut off分离，隔离，中断。根据题意应该是整个地区都因洪水而与外界隔离了，故选D。