Look in the bedroom of teenagers throughout the world and you’ll  小题1:   (probable) find a pair of blue jeans. Their popularity has spread across nations and cultures. Levi Strauss, the American company that first introduced us to the wonder of blue jeans, celebrated    小题2:   150^th birthday last week. The company
  小题3:   (found) in 1853 by 24-year-old Levi Strauss. Twenty years later, he made  小题4:   first pair of blue jeans and, in doing so, created work pants    小题5:  the cowboys of the wild American West. Men    小题6:   rushed to California to find gold in the middle of the 19^th century started to wear the jeans    小题7:   (make) by Levi Strauss. American troops    小题8:   (fight) in World WarⅡ brought Levi’s jeans to Europe and Asia. Now   小题9:   have been an international symbol of being cool for more than a century. Blue jeans have attracted people’s attention with their   小题10:   (fashion) designs, naturalness, and changeable styles.