Question

[Hong]

1.We should clean our teeth twice a day.
=>
2.Did Mary this beautiful dress?
=>
3.The German didn’t  build this factory during the Second World War.
=>
4.They are learning English in the room.
 

Answer 1

[Triệu Việt Hưng]

1.We should clean our teeth twice a day.
=>Our teeth should be cleaned twice a day
2.Did Mary this beautiful dress?
=> was this beautiful dress bought by Mary?
3.The German didn’t  build this factory during the Second World War.
=>This factory wasn’t built during the Second World War.
4.They are learning English in the room.
=> English is being learned by them

Answer 2

[Hong]

Cau 2 thieu buy o truoc this beautiful nhe