My friend has been seeing a woman off and on but I do not think that their relationship is very serious. The underlined part means ______.
【正确答案】
A
【答案解析】我的朋友偶尔会去见那个女的．但我觉得他们的关系并不是很认真。下划线部分的含义是——。A occasionally“偶尔地” B．frequently“频繁的”C．successively“连接着” D．unexpectedly“意外地”注：短语off and on的意思是“断断续续，有时，偶尔”，这与A含义相同。