Word Fun

Can you make sentences with “in”， “out”， “up”， “down”？

过完年，开学啦！同学、老师见面一定会时不时地来上几句问候。英语课本教会了你：How are you？ How do you do？ Nice to meet you...可要是每次见面都说这几句，未免显得有些out了。还有哪些酷语可以表达问候呢？