问题补充：
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】150th 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 19th 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. probably
答案：
(答案→)probably
解析：
试题解析：
【小题1】probably此处修饰动词，用副词。
【小题2】its/the无生命的所有格形式是its或特指the。
【小题3】was founded此处为被动语态。
【小题4】the此处为序数词 第一条牛仔裤。
【小题5】for此处是为牛仔们创造工作服。
【小题6】who此处是定语从句 先行词指人 所以用who。
【小题7】made此处是过去分词短语做后置定语。
【小题8】fighting此处是现在分词短语做后置定语。
【小题9】they此处是代词代替前面的Levi’s jeans.
【小题10】fashionable此处是形容词做定语修饰designs.
