《learning aims学习目标》: by the end of the lesson, you will be able to 1.understand the words related to weddings(bride, bridegroom, best man, bridesmaid, crown, wedding ceremony, wedding reception,attend,contribute). 2.find out the key information related to the weddings in indonesia and greece. 3.master the use of some modal verbs(can,may,must,need,should,have to,ought to). 《important & difficult points重难点》: 1.the differences between weddings in indonesia and greek weddings. 2.the usage of some key words:attend, contribute, even if etc. 《预习指导》