staff can have access to all the resources they have in the

staff can have access to all the resources they have in the office...问access词性?
staff can have (access to) all the resources they have in the office whenever they have an internet connection.

1. 请问access 在这里是什么词性的? 它是跟后面的to 连用的吗?

2. have是什么词性的,作什么成分?