我们见到happy这个词时，不会引起不快乐，它应该是一个快乐词。形容词happy经常用在口语中，它到底有哪些意思？只是当“高兴”讲吗？今天我们要对它进行学习。
1.happy意思为“愉快，高兴，快乐”。比如：Are you happy？你高兴吗？He is not quite happy this morning.他今天早上不太高兴。这两个例句中的happy都是用作表语。
happy可以用作定语。比如：I wished her a happy birthday.我祝她生日快乐。Happy New Year.新年快乐！Happy Spring Festival！新春快乐！
2.happy的第二个意思是“幸运；幸福”。比如：She will be happy in future.她将来会很幸福的。Their marriage has been a very happy one.他们的婚姻很幸福。By a happy coincidence we are all booked in to the same hotel.由于幸运的巧合，我们都在同一家旅馆预定了房间。
3.happy还可以表示“恰当的；理想的；妙的，巧的”。比如：This seems to be a happy solution.这似乎是一个非常理想的解决办法。A happy idea came to me.我想出来一个妙招。His choice of words was not a happy one.他用词不当。
4.词组happy-go-lucky的意思是“无忧无虑，满不在乎。比如：He was always happy-go- lucky.他总是满不在乎。In this celebration of the day, everyone is so happy-go-lucky.在这欢庆的日子里，每个人都是这样的无忧无虑。
happy的副词是happily，它的意思是“愉快的，高兴的”。比如：They lived happily ever after.自此以后他们过着愉快的生活。happily 的另一个意思是“幸亏，幸好”。比如：Happily, the accident was prevented. 幸亏事故得以避免。
happiness是名词，意思是“幸福，快乐”。比如：Money can't buy you happiness.金钱不能为你买到幸福。We all desire health and happiness.我们都渴望健康和幸福。What's your definition of happiness? 你对幸福的定义是什么？
下面是一些跟happy有关的谚语：Happy man shall have many friends.幸福之人多朋友。Happy is the man who learns from the misfortune of others.能从他人的不幸中学到经验的人才是幸福的人。Happy is the man who becomes wise, who gains understanding.得智慧得聪明之人便为有福者。
Happy are those who obey his commands, who always do what is right。凡遵守公平，常行公义者有福。Happiness lies, first of all, in health.幸福首先在于有健康的身体。Happy is he that is happy in his children.喜看儿女成长，父母心里欢畅。
