Answer:
It's <u>on</u> Five Avenue<u> </u><u>,</u><u> </u>between Eight and Ninth Streets/
are the dinosaurs <u>on</u> the third floor?
It's in front <u>of</u> the stairs.
He's <u>at</u> home right now.
Mrs. Dorling acted indifferently when the author said, "I am Mrs. S's daughter," since she didn't want to give her all of Mrs. S's valuable possessions.
Explanation:
This is a question taken from the story "The Address."
When the narrator came to her house, Mrs. Dorling pressed her palm against the door, as if she didn't want it to open anymore.
Her expression was completely devoid of recognition.
She kept silently staring at the woman.
Since the narrator knew about the lady's greediness, The narrator pretended to be unconcerned with reality.

I woke up excitedly. This day was special. It was my birthday and I was sure that I was going to receive a great deal of wishes and presents this year. I got off from my bed and rushed to my bathroom to get dressed in the best possible manner. I wore the beautiful dress that I had bought especially for this day. I slipped on my twinkling jewellery, put on some light make-up, dressed my hair and went down for breakfast.
Mom was in the kitchen. I flashed a bright smile at her, waiting for her to wish me and give me a hug. But my smile soon vanished as my mother started rolling with laughter. I was confused. I asked her what was the matter? Controlling her laughter, she managed to answer me, which sounded something like, “Why are you dressed up like that early in the morning? Are you alright?”
I started wondering what was wrong with her, and my worries grew even more when she stopped laughing suddenly. With a concerned face she came towards me. She tapped my cheek twice and asked, “Honey, are you sleepwalking?”