You've made it to Level 4 of the Grammar Nazi Challenge. You're getting close to being a linguistic master.
However, the going gets tough here. In this level, you'll face the dreaded Apostrophe of Agony. It's a test of your ability to use commas correctly, or not use them at all.
You'll be presented with a series of sentences, each with a grammatical error. You must decide whether to use a comma or not.
Will you pass, or will you fail? The fate of your linguistic future is in your hands.
Continue to Level 5: The Horror of HomophonesI went to the store and bought some milk and eggs and bread and a dozen donuts.
Note: The answer is not actually checked until you submit.