All the _______ things need air and water. Without air or water, nothing can stay _______.
---Would you like __________ fruit? ---Thank you, but I’d like some water.
It’s not easy for us__________ English well.
I’d like to buy a shirt _________.
Can you tell me ___________?
---Which floor do you live __________? ---The first floor. I live _________ Room 112.