Calling all English Lit majors, English as a second language students, and grammar nerds! Think you know the definitions of all of these tricky words that people often misuse? We bet you can't ace this test without cheating, using Grammarly or Spell Check, looking at a dictionary or thesaurus, or consulting your English teacher for help. Are you a true grammar snob? Here's the grammar quiz experts claim only those with an above average IQ can ace! If you think you know your English language better than most people, you should be able to answer all of these basic grammar mistakes that almost everyone misses. If you love to proofread, copyedit, and write, then you should be able to pass every question on this test about grammar, vocabulary, spelling, punctuation, definitions of words, synonyms, antonyms, parts of speech, verb conjugation, and more. If you're a high school student preparing to take the SATs or ACTs, test your knowledge of the English section and see how high you will score on these college entrance standardized tests. If you're learning English as a second language and want to test your knowledge, this is the perfect tool for you to check your ESL progress! If you're an English teacher, use these grammar quizzes and English grammar tests in your classroom or as a way to test your own knowledge. If you're just someone who loves learning and taking online quizzes, test your knowledge of these incredibly tricky but common grammar, spelling, and vocabulary mistakes that English speakers most often make. Can you get them all right. Hit play and take the quiz now!