1. If it rains , they won't go to school .

$⇒$ They won't go to school if it rains .

2. I like English best .

$⇒$ My favourite subject is English .

3. No one in the class is taller than Nam .

$⇒$ Nam is the tallest in the class .

4. My house is the oldest in the street .

$⇒$ No house in the street is older than my house .

5. Mrs.Hien is Nhi's mother .

$⇒$ Mrs. Hien has a daughter , Nhi .

6. Does Helen's school have thirty classrooms ? 

$⇒$ Are there thirty classrooms in Helen's school ?

7. If people have a shower instead of a bath , they will save a lot of water .

$⇒$ They will save a lot of water if people have a shower instead of a bath . 

8. If we plant more trees , the air won't be so polluted .

$⇒$ The air won't be so polluted if we plant more trees . 

9. We will help our Earth if we recycle more. 

$⇒$ If we recycle more , we will help our Earth .

10. I walk to school everyday .

$⇒$ I go to school on foot everyday .

11. My father usually drivers to work .

$⇒$ My father usually goes to work by car .

12. She cycles to school every morning .

$⇒$ She goes to school by bike every morning .

13. There are 4 people in my family .

$⇒$ My family has 4 people .

14. Are there 32 teachers in your school ?

$⇒$ Does your school have 32 teachers ? 

15. Mary has long black hair .

$⇒$ Mary's hair is long and black .

16. Does Nam's family have six members ?

$⇒$ Are there six members in Nam's family ? 

17. No one in her family is younger than her brother .

$⇒$ Her brother is the youngest in her family .

18. Let's go camping in the mountain .

$⇒$ Why don't we go camping in the mountain ?

19. What about going swimming ?

$⇒$ Let's go swimming . 

20. How much is a tube of toothpaste ?

$⇒$ How much does a tube of toothpaste cost ? 

                                $@YuuSaji$