Select the most appropriate word to fill in the blank.

We found it ______ to climb further due to bad weather and decided to give up the expedition.

impossible

The most appropriate word to fill in the blank is impossible.

• Impossible means not able to be done or achieved.
• Boring means not interesting or exciting.
• Exciting means causing great interest, enthusiasm, or suspense.
• Pleasant means agreeable or satisfying to the senses or mind.