`3` - What color hair is she ?

`4` - Shool C is biggest of all

`5` - You mustn't cheat exams

`6` - There isn't computer in his room

`7` - I like English

`8` - A car is more expensive than a motorbike

`9` - My friend doesn't go to school by bus

     - My friend goes to school by bus

`10` - What color eyes does your brother ?

`11` - The Mekong is the longest river in VN

`12` - I should decorate the house , visit relatives , welcome guetes , behace well , hang a celender 

$\text{Xin hay nhất về cho nhóm }$

`@Diamonds`

=>
3. What colour hair does she have?
4. School C is the biggest of three schools.
5. We have to attend the meeting.
6. You mustn't cheat at exams.
7. There isn't a computer in his room.
8. I like English most.
9. A car is more expensive than a motorbike.
10. (-) My friend doesn't go to school by bus.
(?) Does your friend go to school by bus?
11. What colour eyes does your brother have?/ What colour are your brother's eyes?
12. longer -> longest
13. I should decorate my house.