请牛人分析哈下面句子的结构,尤其是where appropriate 的成分和用法,不清楚,
问题描述：
请牛人分析哈下面句子的结构,尤其是where appropriate 的成分和用法,不清楚,
People should make adjustments and improvements wherever appropriate to ensure the optimal use of this form of travel
答
where appropriate在这个句子中是充当定语成分,修饰adjustments and improvements .这是一个省略用法,wherever appropriate 完整的说法是wherever it is appropriate .整句分析是：People（主语）should make（谓语...