英语句子的分析【新三17课】a very agreeablesituation located within two s

a very agreeable situation 本短语的主体,一个前置定语修饰的名词
located within two small hills 隐式的定语从句,即……a……situation (that is) located……；但一般语法上不作为从句,而是过去分词短语构成的后置定语
in the midst of which flowed a great river.定语从句,此处which指代上面的two small hills,即这两座小山间有大河流过.
整个短语就是：一个非常不错的地方,此地位于两座小山之间,山间有大河流过
总之关键就是判断出从句的结构（由关系代词填充的完整句）,关系代词指代的对象,以及相应的逻辑关系

请问这是一句完整的句子吗？是的。A very agreeable situation located within two small hills in the midst of which flowed a great river.从句是 in the midst of which flowed a great river 这是 用来修饰 two small hills 的从句，解释为 中间流淌...