the consequences on growth.这里的on是什么作用?是当介词吗?

the consequences on growth.这里的on是什么作用?是当介词吗? my car broke down on the highway.这里的介词是on吗? get on (上车）这里的on是介词还是副词?当其宾语是代词时应把代词放在get on之间还是之后? talk on the phone为什么介词用的是on 这里的介词用in还是on? Evidence on the determinants and economic consequences of de I go to sleep with the light on.这里的on是后置定语吗? The book is on the desk中介词短语on the desk 的句子成分是什么? 那么请问,the desk如果是on的宾语,那么介词on加介词宾语the desk不就是介词短语了吗? built on这个短语是什么词性的短语?还有就是这里built还是动词性?on还是介词? year-on-year growth bed（床）的介词是什么?是on还是in?