Instructions: 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.
Input: i don't understand said matthew helplessly wishing that marilla was at hand to cope with the situation well you'd better question the girl said the station master carelessly i dare say ____ be able to explain she's got a tongue of her own that's certain
Output:
she'll