You are lucky to have got tickets to the concert.怎么分析句子成分?

问题描述:

You are lucky to have got tickets to the concert.怎么分析句子成分?
后面的不定式作什么成分?主补还是形容词lucky的宾语?

先找主谓宾,you主语are谓语,宾语luckly.后面的是补语~