网友的句子属于倒装用法,这是一种较文的用法,在通常情况下是不用倒装的。即:
Girls receive less health care and less education in the developing world than do boys. 在发展中国家女孩接受到的医疗保健服务和教育比男孩要少。
=Girls receive less health care and less education in the developing world than boys (do). 在发展中国家女孩接受到的医疗保健服务和教育比男孩要少。