Its and it's sound the same, but are used differently.
Use its when you mean "belonging to it."
![grammar1](https://smrt.sfo2.cdn.digitaloceanspaces.com/core/LMLA/KIDS/ENGL120Kids/unit08/Grammar%208-6/8-6g1.jpg)
The shark has very sharp teeth. Its jaw is also very strong.
![grammar2](https://smrt.sfo2.cdn.digitaloceanspaces.com/core/LMLA/KIDS/ENGL120Kids/unit08/Grammar%208-6/8-6g2.jpg)
The dog is digging for its bone.
![grmaar3](https://smrt.sfo2.cdn.digitaloceanspaces.com/core/LMLA/KIDS/ENGL120Kids/unit08/Grammar%208-6/8-6g3.jpg)
The plant is in its pot.
Use it's when you mean "it is."
![grammar4](https://smrt.sfo2.cdn.digitaloceanspaces.com/core/LMLA/KIDS/ENGL120Kids/unit08/Grammar%208-6/8-6g4.jpg)
It's cloudy today.
![grammar5](https://smrt.sfo2.cdn.digitaloceanspaces.com/core/LMLA/KIDS/ENGL120Kids/unit08/Grammar%208-6/8-6g5.jpg)
Have you seen the beautiful cherry blossom tree? It's in front of the red building.
![grammar6](https://smrt.sfo2.cdn.digitaloceanspaces.com/core/LMLA/KIDS/ENGL120Kids/unit08/Grammar%208-6/8-6g6.jpg)
I have to go to bed now. It's my bedtime.