Fill in the blanks using the correct word(s) from the following list and type them in the space provided.
For a difficult answer use the "Hint" button, but note that you will lose points when you ask for hints!
Press "Check" to confirm your answers.

There is a new shopping center in town. There are big and small stores. The smaller ones are a ’s, a ’s, a , and a . The big ones are a and a .