Sentence 1: Nellie decided to keep a diary. 
 Sentence 3: At first her entries were stilted and brief 
 Sentence 4:  But gradually, she started to write longer and more detailed entries 
 Sentence 5:  Soon Nellie had come to think of her diary as her best friend! 
 Option 1: She wrote for hours every day. 
 Option 2: She wrote in it every day after school.