1 - Alice can visit the Hatter and the March Hare. They're both mad.
2 - Alice decided to visit the March Hare first.
3 - There was fur on the roof, and the chimneys looked like long ears.
4 - The March Hare is at the table. He's drinking tea.
5 - Because he was inhospitable.
6 - Because there was a dirty cup in front of Alice.