English, French, and Math Support: Grammar guide

Apostrophes are used to communicate possession or omission in English. This page explains basic rules governing the proper use of apostrophes.

Articles are words that modify nouns. They function as limiting adjectives to help us understand which person, place, thing, or concept is being discussed. Count nouns can be counted; they can be expressed in plural form. Noncount nouns cannot be counted; they cannot be expressed in plural form.

This page discusses strategies for identifying and correcting sentence fragments and run-on sentences.

This page describes four types of conjunctions: coordinating conjunctions, correlative conjunctions, subordinating conjunctions, and conjunctive adverbs.

This page will discuss two types of dependent clauses: subordinate clauses and adjective clauses.

Modal auxiliaries are auxiliary verbs that lend different shades of meaning to the main verb to which they are attached. Modals help to express the mood or attitude of the speaker, and in subtle but powerful ways they convey ideas about possibility, probability, necessity, obligation, advisability, and permission.

This page discusses prepositions that are used to describe a place, a target, direction, or movement. In particular, it discusses the proper use of AT, TO, IN, and ON.

This page discusses prepositions that are used to describe time, the passage of time, or a particular time. In particular, it dicusses the proper uses of IN, ON, AT, FOR, WHILE, and DURING.

This page answers common questions about semi-colons, commas, periods, colons, quotation marks, parentheses and brackets.

This page describes the basics of sentence structure, including clauses (both dependent and independent), simple sentences, compound sentences, complex sentences, and compound-complex sentences.

This page discusses the three types of verbals: gerunds, participles, and infinitives.

This page provides a brief overview of each verb tense, how it is formed, and examples.