Viết câu phủ định và nghi vấn. Viết rút gọn nếu có thể.
Ex: I am a student -> I'm not a student.
-> Are you a student?
Those are his books and pencils
My father is an engineer.
They are nurses.
This is my brother.
You are a teacher.
She is my sister.
Those are his books and pencils.
=>Those aren't his books and pencils.
=>Are those books and pencils him?
My father is an engineer.
=>My father isn't an engineer.
=>Is your father an engineer?
They are nurses.
=> They aren't nurses.
=>Are they nurses?
This is my brother.
=>This isn't my brother.
=>Is this your brother?
You are a teacher.
=>You're not a teacher
=>Are you a teacher?
She is my sister.
=>She isn't my sister.
=>Is she your sister?