In the following pairs of words, ______ are a pair of relational

In the following pairs of words, ______ are a pair of relational opposites. ()
A、“buy” and “sell”
B、“male” and “female”
C、“hot” and “cold”
D、“alive” and “dead”
【正确答案】：A
【题目解析】：(P₁₀₃)解析:成对反义词的词项间如果存在逆转关系,就可以叫作关系反义词。题干buy和sell属于一对关系反义词。