Here are the completed sentences with the plural forms of the words in parentheses:

1. Put three **tomatoes** (tomato) in the salad.
2. Our **families** (family) live on the same street.
3. When are your piano **lessons** (lesson)?
4. Which **countries** (country) are on the map?
5. My team isn’t playing well – we have five **losses** (loss)!