Can you not imagine someone who is always cheerful, always saying hello to everyone, asking about their day, and being generally friendly, without actually being helpful? " However, I hope the "a" before the blank is a typo.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
microlabI also chose "good-natured" because "helful" is clearly different from "friendly", and "good-natured" is the most suitable answer.