`text{Câu 2:}`
`text{These are the girls' bags}`
`text{They'are their bags}`
`text{These bags are their}`
`text{Câu 3:}`
`text{This's Lugi's bus}`
`text{It's his bus}`
`text{This bus is his}`
`text{Câu 4:}`
`text{These are the boys' books}`
`text{They're their books}`
`text{These books are their}`
`text{Câu 5:}`
`text{This Mr.Brown's hat}`
`text{It's his hat}`
`text{This hat is his}`
`text{Câu 6:}`
`text{This's rose's bike}`
`text{It's her bike}`
`text{This bike is her}`
