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.

Example Input: chapter one missus rachel lynde is surprised missus rachel lynde lived just where the avonlea main ____ dipped down into a little hollow fringed with alders and ladies eardrops and traversed by a brook
Example Output: road

Example Input: with so much care that his absence was half excused in the eyes of the poor woman at twenty minutes of twelve madame danglars tired of waiting returned home women of a certain grade are like ____ grisettes in one respect they seldom return home after twelve o'clock
Example Output: prosperous

Example Input: ____ not even a brook could run past missus rachel lynde's door without due regard for decency and decorum it probably was conscious that missus rachel was sitting at her window keeping a sharp eye on everything that passed from brooks and children up
Example Output:
for