问题补充:
—Do John and Betty have a child?
—Yes. They for twenty years.
A. married
B. have married
C. have got married
D. have been married
答案:
A. married
B. have married
C. have got married
(答案→)D. have been married
解析:若问某人是否结婚,而不涉及结婚的对象,可用be / get married的形式,相当于系表结构;be married 强调已经结了婚的关系,get married强调结婚这个动作。根据句意选D符合题意。