The salesperson gave me a very good ___ of how the gadget worked. DEMONSTRATE
demonstration
My mother learned to swim when she was 67. I think that's a real ___ . ACHIEVE
achievement
Nick's ___ in love. His partners always leave him! LUCK
unlucky
I wrote a letter of ___ to the hotel manager because I wasn't happy witth the service. COMPLAIN
complaint
___, it rained on our wedding day, but we had a great day anyway. FORTUNATE
Unfortunately
I got Jason's email, but he forgot to send the ___ . ATTACH
attachment
Having to wait for people makes me really ___ . PATIENT
impatient
Paolo won't pass the written part of the TOEFL exam. He writes very ___ and doesn't check for mistakes. CARE
carelessly
What ___ did Anna give you for not finishing her report? EXPLAIN
explanation
We have an ___ at home that if my husband cooks, I do the dishes. AGREE
agreement
The airline didn't offer us any ___ for the ten-hour delay. COMPENSATE
compensation
PayPal is a safe way of making a ___ online. PAY
payment
The bed sandals are so ___. It feels as if I'm not wearing anything on my feet. CONFORT
confortable
The house next door is for ___. I'd love to buy it! SELL
sale
Be ___ not to break your leg on the first day of your skiing vacation! CARE
careful
The company showed a ___ for five years and eventually it had to close down. LOSE
loss