Things you must know at the end of the lesson Background information----meaning of some important terms such as Baby Boomers, Generation Xers,American Dream,the Yuppies, 。Vocabulary Grammar and Structure:use of multiplication; may well, Organizational features of the textThings you must know at the end of the lesson • Background information----meaning of some important terms such as Baby Boomers, Generation Xers, American Dream, the Yuppies, • Vocabulary • Grammar and Structure: use of multiplication; may well, • Organizational features of the text