Add -ed or -ing to the word in the brackets.

The trip was really (tire)
What a (confuze) situation! I don't know what to do.
We were (shock) when learnt about his death.
Spiders are very (scare).
The difficult word was (repeat) and we continued the test.

The trip was really tiring. What a confusing situation! I don't know what to do. We were shocked when learnt about his death. Spiders are very scaring. The difficult word was repeated and we continued the test.