An essential relative clause provides necessary, defining information about the noun. On the other hand, non‐ essential relative clauses provide additional, non‐necessary information about the noun.

If you ever want to clear a room, a single word will usually do the trick: grammar. For anyone who had a hypercritical English teacher or a particularly persnickety aunt — and that’s a lot of us — the ...

A sentence is a group of words that include a subject and verb, and usually expresses one complete thought. ‘Selena lives on the new space station’ is an example of a sentence. Sentences are made up ...

Sex. Now that I have your attention, I’d like to discuss the fact that this sentence you’re reading is not necessarily a run-on sentence because run-on sentences are not simply sentences that run on ...