d.The fourth enduring settlement C.Immigration Waves 4)The main influences immigrants have had on American English vocabulary: A.Words from Germany:noodle,pretzel,etc.: B.Words from Dutch:Santa Claus,boss,bedspread,dumb,etc.; 5)The images of America----Metaphors for America: A.A Nation of Nations B.Melting Pot C.Salad Bowl 6)Major racial and ethnic groups A.American Indians Anglo-Saxon Americans C.Non-WASP Whites D.Blacks C.Hispanics 3.问题与应用（能力要求） 1)Why do younger generations prefer the image of Salad Bowel/Mosaic to the image of Melting Pot? 2)What do you think of the advantages and disadvantages of the fact that the U.S is made up of people from so many different cultural backgrounds? 3)What were the main economic factors that led many early immigrants to go to America?What political and religious reasons caused people to emigrate from Europe to America? (三)思考与实践 1)Try to sort out some reasons for the decline of European immigration and the rise of Asian and Latin Immigration to the US.Are those reasons closely related to economic elements? 2)As many immigrants left Europe to America to escape political or religious persecutions,this was bound to influence their ideas on the kind of society and government they wanted to have in America.What do you think those ideas were?4 d. The fourth enduring settlement C. Immigration Waves 4） The main influences immigrants have had on American English vocabulary： A. Words from Germany: noodle, pretzel, etc.; B. Words from Dutch: Santa Claus, boss, bedspread, dumb, etc.; 5) The images of America ----- Metaphors for America: A. A Nation of Nations B. Melting Pot C. Salad Bowl 6) Major racial and ethnic groups: A. American Indians B. Anglo-Saxon Americans C. Non-WASP Whites D. Blacks C. Hispanics 3．问题与应用（能力要求） 1 ） Why do younger generations prefer the image of Salad Bowel/Mosaic to the image of Melting Pot? 2） What do you think of the advantages and disadvantages of the fact that the U.S is made up of people from so many different cultural backgrounds? 3） What were the main economic factors that led many early immigrants to go to America? What political and religious reasons caused people to emigrate from Europe to America? （三）思考与实践 1) Try to sort out some reasons for the decline of European immigration and the rise of Asian and Latin Immigration to the US. Are those reasons closely related to economic elements? 2) As many immigrants left Europe to America to escape political or religious persecutions, this was bound to influence their ideas on the kind of society and government they wanted to have in America. What do you think those ideas were?