Grammar is the collection of rules and conventions of a language. Whether you're learning English for the first time or just looking to improve your speaking and writing skills, this course …

Dangling modifiers and parallel structure In this lesson, you'll learn how to recognize and avoid dangling modifiers and why parallel structure makes writing clearer and stronger.

So what's the difference between a convention and a rule? Well, a rule is kind of the bare minimum of what it takes to make your language understandable by other people, right?

What agreement is, in grammar, is the art of making sure that sentence parts connect with one another in the right way. It's making sure that a square peg goes in a square hole.

Learn more: Want to sharpen your skills on form, structure and sense questions? Keep practicing, and check out our lessons for each of the grammar conventions below.

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You'll need to know when and where to use (and not use) different punctuation marks. Correct punctuation is essential for all boundaries questions. To learn more about these conventions, …

Which choice completes the text so that it conforms to the conventions of Standard English?

Form, Structure, and Sense and Boundaries fall under the "Standard English Conventions" domain. We suggest leveling up each skill with exercises, and then taking the unit test to raise …

A sentence fragment is a chunk of language that hasn’t made it all the way to being a working sentence; it might be missing a verb, or there might not be a subject. Learn how to turn a …