Is it ...... (cold / enough) for the wines to last another fifty years?

Is your soup ...... (enough / salty)?

Do you think your work is ...... (challenging / enough) for you?

You're not working ...... (hard / enough).

Martin never drives ...... (fast / enough) which is why he's always late.

Kate speaks ...... (enough / loud) to hear her five blocks ahead.

The young teacher speaks ...... (fast / enough) to win a marathon with his lectures.

Your old boyfriend seems ...... (aggressive / enough) to hurt you. You should be quite careful these days.

Lilly is ...... (smart / enough) to think of a practical joke that would stun you totally.

Pete's sweetheart is ...... (enough / lovely) to make any man's heart grow fond of her instantly.

The questions are ...... (enough / tricky) to confuse even the smartest brain in the world.

The book is ...... (enough / thick) to last me a lifetime.