A detailed look at the conditions of when to use the preterite versus the imperfect. Outstanding explanations, even though some may prove too detailed for many high school students. Excellent examples compare the use of the preterite and...

Get verb conjugation help here with multiple "AR, ER and IR" verbs to work with. Use the site to learn how each of these verbs are conjugated in different tenses.

This unit focuses on the -ed ending; it offers 15 pages of information and practices about the -ed ending. These explain the uses of the ending including in past tense, perfect tense, certain adjectives, passive voice, and clauses. It...

Quick and easy conjugator from the University of Chicago - type in the verb and see the conjugation - user can choose from the 6 common tenses: Present(default), Simple Past, Future, Conditional, Imperfect, Subjunctive. Must input...

A nice treasure trove of printable grammar worksheets organized by proficiency level: beginner, intermediate, and advanced. Emphasis is on parts of speech but you'll also find some that focus on common spelling issues and vocabulary...

Colby College provides a large collection of exercises on adjectives, adverbs, numbers, prepositions, clauses, study modules, and more.

At this site from the Colby College, students will be able to listen to a reading of a poem, practice conditional tenses and learn about "if clauses."

This site contains multiple vocabulary tests of 100 words each that drill word sets from animals to words of the soul. It also contains grammar quizzes and a personalized test generator.

Over 200 short self-quizzes for English learners at beginner and intermediate levels. Quizzes span topics including spelling, grammar, vocabulary, and punctuation.

A large collection of concise explanations of various aspects of English grammar and usage. All topics include exercises that can be done, checked, and corrected online. Solid resource for English language learners at the intermediate...