There is

(+) There is + a/an + N số ít

(-) There isn’t + a/an + N số ít

(?) Is there + a/an + N số ít?

There are

(+) There are + số lượng  + N số nhiều

(-) There aren’t + any + N số nhiều

(?) Are there + any + N số nhiều?

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1. There is a cat under the chair.

2. Are there two fans in your room?

3. There aren't any apples in the fridge

4. There are 32 students in my class.

5. Is there a book on the desk? 

6. There is a bank near his house.

7. There aren't two dogs in his / the garden. (dư chữ the / his --> có thể thay thế nhau ở chỗ /)

8. There are four pictures on the wall. 

`color{orange}{~MiaMB~}`