Answer:
1. Shella sits on Miranda's desk.
2. Mother collected all the pencils and put them in Ana's bookshelf.
3. My cousin's basketball got lost yesterday.
4. The police officer checked Joe's bicycle.
5. Mrs. Peterson's car broke down the rode.
Explanation:
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A possessive noun is formed by adding an apostrophe +s to the noun, or if the noun is plural and already ends in s, only an apostrophe needs to be added.