Find this/that/these/those and strike them out

• This
• is
• my
• brother.
• We're
• going
• to school.
• This
• is
• my
• packed lunch,
• and
• these
• books
• are
• my
• school books.
• Look!
• That
• is
• my sister
• there!
• Those
• are
• her friends,
• and
• that
• pink bicycle
• is
• hers.