You will be given a definition of a task first, then some input of the task.
You are given an English sentence with a blank, and you need to predict the missing word. After completing, the whole sentence should be gramatically correct and non-ambiguous.

matthew had taken the scrawny little hand awkwardly in his then and there he decided what to do he could not tell this child with the glowing eyes that there had been a mistake he would take her home and let marilla do that she couldn't be left at ____ river anyhow
Output:
bright