English can be confusing for second language learners because there are so many similar words to choose from. Unfortunately, the only way to improve your English fluency is to practice, practice, practice! So, try taking these quizzes to help you with some commonly confused English words. After you complete each quiz, look up the ones you got wrong in the dictionary to learn what the word means and how to use it properly. You can also check out the last link that has a database of over 3000 confusing words with examples of how to use them correctly.