17.Mr Green used to live in that village.
-> that is the village which mr green used to live in
18.Oliver Twist was written by Charles Dickens. It's about an orphan boy living in the orphanage.
-> charles dickens wrote oliver twist which is about an orphan boy living in the orphanage
19.Michael Crichton wrote Jurassic Park. He used to be a hospital doctor.
-> michael crichton who used to be a hospital doctor wrote jurrasic park
20.She shut down the computer. She went to bed.
-> turning off the computer, she went to bed

17.
-> that is the village which mr green used to live in
18.
-> charles dickens wrote oliver twist which is about an orphan boy living in the orphanage
19.
-> michael crichton who used to be a hospital doctor wrote jurrasic park
20
-> turning off the computer, she went to bed