He's one of those people with a very _______ imagination --- every time he hears a noise he's convinced it's someone breaking in. 

---Do you believe his words?----No, what he said was________.

―Have you worked out when the final payment is _______?―Early next month.

The teacher requested that we _______ detailed notes in class because they are more ______ than our memory. 

I’m surprised that you should have been fooled by such a(an)＿＿＿＿＿trick.