He is one of these men who I am sure,always do ____ best even in _英语解答

He is one of these men who I am sure,always do ____ best even in most trying circumstances
a,his b.their
为什么选B 主语怎么判断?

人气：361 ℃　时间：2019-12-05 03:12:04

解答

翻译过来：
他是我比较信任的那一类人,这种人通常尽他们最大努力去做事情.
所以后面的主语是他们,要用their了.