谁能帮忙分析下这句话的语法,句型结构,
问题描述：
谁能帮忙分析下这句话的语法,句型结构,
Often combined with lunch counters,the soda fountain declined in popularity as commercial ice cream,bottled soft drinks,and fast food restaurants became popular.
答
often combined with lunch counters,是一个状语,这里之所以用被动,是因为soda fountain在这个结构中是处于一个被动的状态,是soda fountain经常被用来和柜台一起使用.后面的长句,就只有一个as表示伴随,即随着商业化...