Section A: Which words in each sentence need an apostrophe? Add the apostrophe where needed.
1. I went to talk with the childrens teacher today.
2. Shes a very nice lady.
3. Johns dog ran away.
4. Hes pretty upset about it.
5. The dog left its bone in the yard.
6. My neighbors dog barks often.
7. My moms hat is on the chair.
8. I know its hers.
9. Is this book mine or yours?
10. If youre busy, I will call tomorrow.
Answers: 1-children’s; 2-She’s; 3-John’s; 4-He’s; 5-no apostrophe; 6-neighbor’s; 7-mom’s; 8-it’s; 9-no apostrophe; 10-you’re.