to do something里面to的词性是什么?

to do something里面to的词性是什么? you must find something to work out 这里的work是什么词性?out又是什么词性? want to do中的to是什么词性 do you want something to eat?的同义句是什么 Hope to do something Agree to do something try to do something Do you have something to eat to eat是什么成分 from ...to ...的词性是什么? have something to do with的同义词 make sure to do something的同义词 like doing something 和like to do something 的区别