—Who called just now, Sam?—It’s Mona. She asked _____.
–Is there ____ milk in the glass? ---Yes, there is ____.
---Do you often _____ your sister? ---Yes, she often writes to me.
---Whose pens are there? --They are ____. They aren’t ____.
Is this your coat _____ his coat?
–Would you like some bread? ---____.