单选题 It is five years since I was ______ with them, so I don't know how they are getting along.

【正确答案】 C
【答案解析】本句句意是：我与他们失去联系已经五年了，所以我不知道他们现在过得怎么样。 out of control 意为“无法控制”；out of the question 意为“没问题”；out of touch意为“失去联系”；out of sight意为“看不见”。