Are these paper clips?
Yes, they are.
Are those windows?
No, they aren't. They're doors.
Are those workbook?
Yes, they are.
Are these pencils?
No, they aren't. They're pencil sharpeners.
Are these pencils?
Yes, they are.
Are those pictures?
No, they aren't. They're calendars.
Are these pictures?
Yes, they are.
Are those pencil sharpeners?
Yes, they are.
Are those calendars?
No, they aren't. They're windows.
Are these clocks?
Yes, they are.
