1. I often spent hours playing with doll when I was a child.

=>I used...to spend hours playing with doll when I was a child..

2.He has a toothache. (giving advice)

=>He ought....to go to the doctor.

3.I walked to school yesterday so I was late. (Make Question)

=>Why.were you so late yesterday?..

4.I lived on a farm once, but I don't any more.

=>I...used to live on a farm.

5.Nga enjoys listening to traditional stories.

=> Nga is..interested in / keen on/ fond of/ listening to traditional stories..

6. I asked/Sara/drive/me/the bus station. (Sentence building)

=>I asked..Sara to drive me to the bus station.