A：Where is our son, dear?

　　亲爱的，我们的儿子在哪里？

　　B：He is in his bedroom. He has been in a bad mood after school.

　　他在他的卧室里，放学后，他就一直心情不好。

　　A：What happened? Have you talked with him?

　　发生了什么事？你有没有和他谈一谈？

　　B：Yeah. He told me that he has passed over in the election of monitor.

　　是的，他告诉我他没有当上班长。