ut,so,or,and连接并列句是可以的,只是句子要符合说话的逻辑意义.
I kept on playing but then I didn't have the ball so I't see how injured he was.
我继续比赛,但当时我没拿球,所以看不到他伤的怎么样.
I have read the declarations of Mr.Ferguson,but I didn't hear them directly,so I'm not sure in what context Sir Ferguson said them.
我听说了弗格森爵士的话,不过我不是亲耳听到的,所以我不清楚弗格森爵士到底是以怎样的方式说的.
以上例句来自有道词典的网络双语例句.