根据句意和汉语提示写出单词，完成句子。
I kept on              (call) him the whole day.
Tom,              (stop) the rock music. Dad is sleeping.
There are so many places of               (interesting) in Beijing, such as the Great
Wall, the summer Palace, and so on.
This book is               (use). I won’t read it.
Lily writes to her parents               (two) a month.