问题描述：
英语语法结构成分分析
this phenomenon is very dangerous to the whole society.其中to the whole society是作什么成分的.
there are advantages to reducing the numbers of private cars. to reducing the numbers of private cas,作什么成分,to 后面为什么是动词不定式.
this phenomenon is very dangerous to the whole society.其中to the whole society是作什么成分的.
there are advantages to reducing the numbers of private cars. to reducing the numbers of private cas,作什么成分,to 后面为什么是动词不定式.
问题解答：
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