问答题 There are four neighbors A, B, C and D in a row. We have known that A is next to B, and A is not next to D. If D is not next to C too, then, who is next to C?
【正确答案】
【答案解析】A 由题意知：B的两侧分别是A与D，C不与D相邻则必定与A相邻。