He left me alone for an hour to follow his method and asked me to call him if I ..... any difficulties. (*) encountered (*) engendered (*) entered (*) enquired
This is a companion discussion topic for the original entry at https://english.best/questions/4812,he-left-me-alone-for-an-hour-to-follow-his-method-and-asked-me-to-call-him-if-i-___-any-difficulties/