Question

【题目】Those who call (they) net addicts(网虫) spend at least 6 hours online every day.

Answer 1

【答案】themselve
【解析】句意：那些称他们自己网虫的人们每天花费至少6个小时的时间上网。call oneself ···是固定短语，意思是：自称······，这里用they的反身代词themselves，所以答案是themselves。