Are these books for Lily? ——No, they are for

Can you tell me _____ the birdwatchers in Zhalong Nature Reserve? I only know that _____ of them are from our school.

Our headmaster showed the visitors ____ our school. [ ]

I don’t like to sit ___ Tom’s right. I would like to sit ___ the back row. [ ]

They arrived Shanghai a cold morning.[ ]