Complete the sentences with suitable words.

Write one word in each gap.

I think I've just caught a g _ _ _ _ _ e [ ] of something really strange!

Quasimodo looked ugly with his h _ _ _ _ d [ ] back, but he had a kind heart.

Yeti is a m _ _ _ _ _ l [ ] creature with a hairy body and huge feet.

People report numerous s _ _ _ _ _ _ _ s [ ] of aliens, flying saucers, and other UFOs.

Can you see a triangle in the picture? It's an o _ _ _ _ _ l [ ] illusion based on the tricks of your mind.