宾语和宾补在逻辑的关系是动宾关系:
We have a lot of homework to do.其中宾语a lot of homework 和宾补to do是动宾关系,就是do a lot of homework
宾语和宾补在逻辑的关系是主谓关系:
She asked me to go shopping with her.其中宾语me和宾补to go shopping with her是主谓关系,就是I go shopping with her