1.
(-) Those aren't his books and pencils
(?) Are those his books and pecils ?
2.
(-) My father isn't an engineer
(?) Is your father an engineer ?
3.
(-) They aren't nurses
(?) Are they nures ?
4.
(-) This isn't my brother
(?) Is this your brother ?
5.
(-) You aren't a teacher
(?) Are you a teacher ?
6.
(-) She isn't my sister
(?) Is she your sister ?
7.
(-) Her name isn't Linh
(?) Is her name Linh ?
8.
(-) I am not an engineer
(?) Are you an engineer ?
9.
(-) My father isn't a doctor
(?) Is your father doctor ?
Sai thì nói vs e để e sửa
