---Who’s that? ---My aunt. ________ is a nurse in a hospital.
Shanghai is bigger than_____in Jiangsu and bigger than______in China.
— I am going to the Great Wall next week.— _______.
— _______ does your brother go shopping?— Sometimes.
______ can help us learn ______ about the world.
There is a teacher’s desk _______ of the classroom. Mr. Liu is standing _______ of it.