Problem: Continue the following story.

We went to a restaurant, I had iced tea and he had coffee. He likes the 
Here's how I want to continue it: coffee since it's hot.

Problem: Continue the following story.

The librarian took the books off of the cart and put them on the shelf until the 
Here's how I want to continue it: cart was empty.

Problem: Continue the following story.

I need to transfer cleaning solution from a bottle to a cup until the 
Here's how I want to continue it:
cup is full.