【题目】When their children lived far away from them, these old people felt _________from the world.
A. carried away B. broken down
C. cut off D. brought up
在线课程【答案】C
【解析】
试题分析：句意：当孩子远离他们生活的时候，这些老人感觉和世界隔绝了。carry away带走，夺走；break down崩溃，破坏，抛锚，分解；cut off切断；bring up养育，培养。故选C。