To practice the pronunciation of "s" and "es" endings, you can categorize the words based on their ending sounds. Here are the words grouped by their pronunciation:

1. **/s/ sound:**
- proofs
- books
- plants
- makes
- writes
- hopes
- sports
- lamps
- bowls
- cats
- cooks
- walks
- helps
- cuts
- grounds
- basements
- helps
- cooks
- laughs
- thinks
- beds
- doors
- plays
- suits
- chairs
- boards
- cleans
- buys
- reads
- dreams
- learns
- skills
- tasks
- writes
- preserves
- goes
- loves
- comes
- sports
- plays
- stops
- talks

2. **/z/ sound:**
- bedrooms
- breathes
- gardens
- floors
- combs
- dogs
- does
- hours
- fathers
- dreams
- students
- arms
- gardens
- brothers
- restaurants
- bathrooms

3. **/ɪz/ sound:**
- kitchens
- brushes
- watches
- garages
- houses
- classes
- potatoes
- dishes
- washes

Practice saying each word out loud, paying attention to the ending sounds. This will help you get comfortable with the different pronunciations of "s" and "es" endings.