分人、分事。
如果她愿意告诉你他因为什么事不开心那就好办，你给她分析，劝她。如果是她不愿意说是什么事，那你就千万不要去刨根问底那样很容易让她更难过的；如果她不愿意说自己是因为什么不开心的话，你就应该分析他是一个很活泼还是有点内向的，活泼的人你就逗 她开心让他笑。如果是内向的人，就先想办法让她发泄然后在逗她笑。要让她知道，如果她不开心你也会不好过；那样的话他会很安慰的。可以语言安慰，赠送零食礼物，陪伴聊天。
同学遇到困难或挫折，心情不好，作为朋友，可以多陪陪同学，说说话打开心结，买给他′/她爱吃的零食，就是很好的安慰。
答:眉飞色舞。（人高兴时候的神态）
详细解释:
发音méi fēi sè wǔ
释义
色：脸色；表情。双眉挑动；兴奋愉快的表情跃然脸上。形容非常兴奋得意的样子。
近义
眉开眼笑眉飞目舞得意洋洋欢欣鼓舞
反义
愁眉苦脸疾首蹙额呼天抢地愁眉不展
出处
清·李宝嘉《官场现形记》：“五乡绅一听此言；不禁眉飞色舞。”
例句
上课铃响了，王宏仍然眉飞色舞地讲述他偷偷下河的事情。
星期天班主任带我们全班去郊游，我们一起烤烧烤。
On Sunday, our class teacher took us on an outing and we had a barbecue together.
同学之间互帮互助，男生一起搭帐篷，女生一起烤烧烤
The students helped each other, the boys put up tents together, the girls barbecued together
然后一起玩游戏，输了的那一对会有表演，有的唱歌，有的跳舞，有的讲笑话，甚至有的打拳猜歌迷等等。
Then play the game together, the losing pair will have a show, some sing, some dance, some tell jokes, even some fight to guess the fans and so on.
在回家的路上，我们一起在车里大声唱歌，一起谈未来的梦想。美好的一天。
On the way home, we sang loudly in the car together and talked about our dreams for the future. Beautiful day.
My Good Friend My good friend is Mei.She’s a girl.She is my classmate.Mei is tall and thin.She has two big eyes and long hair.She likes listening to music and reading books.Sometimes we listen to music together.She likes summer.Because she can swim in the summer holiday.She likes pink and white.She is in Class Four,Grade Six with me.She usually goes to school by motor cycle.Sometimes she goes to school on foot.We often go shopping together on the weekend.We will be good friends forever