Take a look at the sentence again:
At the back of the lab, Glenn decorated the margins of his biology textbook
with caricatures. When test time arrives, Glenn will wish that he had __________
the different cell types Dr. Shuman was explaining to the class.
The sentence requires the past participle of draw, an irregular verb. Drawn is the past participle.
| Verb | Simple Present | Simple Past | Past Participle |
| draw | draw(s) | drew | drawn |
Drawed, the form you chose, is a spelling error. Before you continue, review the rules for irregular verbs.
Go back to the sentence to try again.