3. Grammar
A. Countable – a tomato, an apple, an egg, strawberry, orange, chicken, onion, a banana
Uncountable – bread, salt, sugar, cheese, beef, rice
B. With singular Countable nouns, we use a or an. With Uncountable nouns, we use some.
C.
1. These are his sandwiches
2. Is that my bag?
3. Those aren`t her shoes.
4. I think this is your ice cream.