标题: OG分册上一题,关于发表观点时的逗号问题求教 [打印本页] 作者: 糖水少年 时间: 2016-11-17 11:44 标题: OG分册上一题,关于发表观点时的逗号问题求教 OG SC分册第一题
Using digital enhancements of skull fragments from five prehistoric hominids dating to more than 350,000 years ago, anthropologists argue that these human ancestors probably had hearing similary to that of people today.
A.anthropologists argue that these human ancestors
B.anthropologists argue, so these human ancestors
C.anthropologists argue, these human ancestors