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　　例句：

　　In particular,they called for forging closer collaborations with western state governments,which are often uneasy with federal action,and with the private landoweners who control an estimated 95%of the prairie chicken’s habitat.(2016英语二Text 2)

　　【主干】

　　①主句In particular,they called for forging closer collaborations with western state governments,and with the private landoweners.

　　②定语从句1(先行词governments)：which are often uneasy with federal action

　　③定语从句2(先行词landowners)：who control an estimated 95%of the prairie chicken’s habitat

　　【主句】

　　In particular,they called for forging closer collaborations with western state governments,and with the private landoweners.

　　①主干：They主语，called for forging谓语，collaborations宾语，with governments and with the landowners宾补(含并列结构)

　　②修饰：western state定语(修饰governments)，privat定语(修饰landowners)

　　【定语从句1】

　　which are often uneasy with federal action

　　①主干：which主语，are uneasy with谓语，action宾语

　　②修饰：often副词(修饰谓语)、federal定语(修饰actions)

　　【定语从句2】

　　who control an estimated 95%of the prairie chicken’s habitat

　　①主干：who主语，control谓语，the habitat宾语

　　②修饰：estimated形容词作前置定语、a 95%of表示数量的of短语作前置定语、prairie形容词作前置定语、chicken’s名词所有格作前置定语(都修饰the habitat)

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