题目内容：

The children went back home from the grammar school,their lessons ________ for
the day.
A.finishing B.had been finished C.finished D.
had finished
选C 为什么

优质解答

楼主,
c 因为他们这个课程已经完成了动作并没有延续到现在或未来,所以排除b...d a就不用说了把我
求楼主采纳,绝对正确,小弟什么都不牛,就英语最牛