how to answer this question Write sentences using the compound nouns words formed

Compound nouns: Nouns which are composed of two or more nouns to form another noun which has a different meaning.
Example: 'cocoa' and 'powder' -> cocoa powder
'swimming' and 'pool' -> swimming pool
Sentence Example (The answer):
1. He stepped on the banana peel.
2. They built a glass bridge in China.