One way to improve your writing skills is to not be Afraid to Say What You Think
Another way is to and Imitate the Writers You Admire.
Hope this helps :)
They would have multiple problems and or moods
What does Mr. Tumnus say to Lucy before she leaves Narnia?
D. He makes her promise to bring her brothers and sister to Narnia.
Mr Tumnua tells Lucy that he would love to meet Lucy's sinlings and to bring them along next time they entered Narnia.