We worked all day,_______ we didn't finish it.

问题描述:

We worked all day,_______ we didn't finish it.
A or
B also
C but

应选c 但不是很肯定 好吧某只只是英语废...
不过楼上有一点说错了,but是可以跟在逗号后面的【咱老师是这么说的】 不加逗号的话组成原因状语从句,在作文中用上这么一两句分数就提上去了【咳咳,又跑题了】
个人觉得根据题意应该是but...吧