Choose the correct auxiliary verbs and complete the sentences with the given words

• listened
• returned
• found
• admitted
• spoken
• reported
• looked
• spent
• opened
• asked

1. The books
   [has to be|have to be][ ]
   to the library.
2. The record
   [can be|can been][ ]
   to.
3. This money
   [can't|must be][ ]
   on books.
4. John
   [should be|have to be][ ]
   to.
5. This information
   [can be|has to][ ]
   on the Internet.
6. The children
   [shouldn't|should be][ ]
   after.
7. Such facts
   [have to be|has to be][ ]
   to me immediately.
8. The hospital
   [should be|have to be][ ]
   in September.
9. The students
   [should be|has been][ ]
   about all the details.
10. The boy
    [can't be|have to be][ ]
    to the university.