单元：Unit 02.txt

• sister
• mother
• father
• parent
• brother
• grandmother
• grandfather
• grandparent
• family
• those
• who
• oh
• these
• they
• well
• have
• Have a good day
• bye
• son
• cousin
• grandpa
• aunt
• grandma
• dad
• uncle
• daughter
• here
• photo
• of
• next
• picture
• girl
• dog