Grammar is the way in which words are put together to form proper sentences. Do you want a quick answer to a specific point, such as whether it's wrong to split an infinitive or to end a sentence with a preposition such as on? If so, go straight to our quick-reference grammar tips section.

If you want more detailed advice on, for example, types of pronouns or how to build well-formed sentences, browse through the headings below and explore the different sections:

Grammar A-Z

A quick-reference list of grammatical terms, including:

Word classes (or parts of speech)

Don't know your adverb from your preposition? Learn more about word classes in this section.

Sentences, clauses, and phrases

Learn more about the building blocks that make up speech and writing.

Matching subjects and verbs (agreement)

How to match up singular and plural subjects with the correct verbs.

Grammar tips

Straightforward advice on some of the trickier points of English grammar.

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Grammar and usage