问题描述：
想问一下下面这个句子的语法,和这个句子的结构,
foreign hijackers took control of four us airliners.two were crashed into the world trade center .the thired aircraft was crashed into the pentagon.( the fourth,intended,it is thought ,for another goverment target,crashed into a field ,apparently after passenger resistance.)就分析一下括号里的句子结构就行了,希望大家分析的时候详细一点,我脑子不太好.
foreign hijackers took control of four us airliners.two were crashed into the world trade center .the thired aircraft was crashed into the pentagon.( the fourth,intended,it is thought ,for another goverment target,crashed into a field ,apparently after passenger resistance.)就分析一下括号里的句子结构就行了,希望大家分析的时候详细一点,我脑子不太好.
问题解答：
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