— Could I use your mobile phone, Tim?— Of course you can, but you ________ use it in the reading room.
-Excuse me, look at the sign NO PHOTOS!-Sorry, I _________.
-Is _________ dictionary on the desk yours?-No, I don't have _________ English-Chinese dictionary.
My father’s ________are my brothers.
—________under the desk? -No, they aren’t.
— Tom’s mother is Jenny White. We call her ______ .