`1.` Does the desert have a camel?

`-` the desert là số ít `->` does 

`2.` Did the river have a crocodile? 

`3.` Did the bakery have any sandwiches?

`4.` There isn't a swimming pool in my school

`-` a swimming pool là số ít `->` is

`5.` There weren't many people last night at the cinema 

`-` last night là DHNB thì QKĐ

`-` many people là số nhiều `->` were 

`================`

`-` Cấu trúc: S + have/ has + N = There + tobe + N..

`@`

`-` Cấu trúc thì Quá Khứ Đơn:

`-` Động từ thường:

`(+)` S + V2/ed + O

`(-)` S + didn’t + V..

`(?)` Did + S + V..?

`-` Động từ tobe:

`(+)` S + was/ were + O

`(-)` S + was/ were + not + O

`(?)` was/ were + S + O.?

`@`

`-` Cấu trúc thì Hiện Tại Đơn:

`-` Động từ thường:

`(+)` S + V(s/es) + O

`(-)` S + do/ does + not + V..

`(?)` Do/ does + S + V..?

`-` Động từ tobe:

`(+)` S + am/ is/ are + O

 `(-)` S + am/ is/ are + not + O

`(?)` Am/ is/ are + S + O..?

1. Does the desert is there a camel ?

2. did the river there a crocodile ?

3. Did the bakery there any sandwiches ?

4. there are have a swimming pool 

5. There cinema didn't have many people last night