`⇒` Phủ định : dùng isn't (số ít) `-` dùng aren't (số nhiều)

`⇒` Nghi vấn : dùng Is there (số ít) `-` dùng Are there (số nhiều)

`1`.

`→` Those aren't flowers.

`→` Are those flowers ?

`2`.

`→` There aren't eight girls in my class.

`→` Are there eight girls in my class ?

`3`. 

`→` My school isn't big and beautiful.

`→` Is my school big and beautiful ?

`4`.

`→` I am not a student.

`→` Are you a student ?

`5`.

`→` Her school isn't in the country.

`→` Is her school in the country ?

`6`.

`→` Mai isn't in class 5A.

`→` Is Mai in class 5A ?

`7`.

`→` This isn't an orange and black robot.

`→` Is this an orange and black robot ?

`8`.

`→` We aren't in grade 6.

`→` Are we in grade 6 ?

`9`.

`→` There isn't a TV in your room.

`→` Is there a TV in your room.

`10`.

`→` The books aren't in the desk.

`→` Are the books in the desk ?

$#Chi$