This entry from an online English-grammar book discusses phrases, the structure of phrases, types of phrases, and provides an exercise for each section. In the top right corner, click on the page numbers 1-5 to follow through the tutorial or click on "More on Phrases" at the bottom of each page.

This site from the Internet Grammar of English of the University College of London provides a general overview of sentence structure. Content includes an online exercise, and is worth checking out on the subject.

This University College London site explains how to tell whether a word in the adjective position is an adjective or part of the noun. Includes follow-up exercise.

This section of an online English-grammar book introduces and provides examples of different types of clauses. Because this is from a British source, it uses different terms to identify the types of clauses, calling an independent clause, the matrix clause and the dependent clause, the subordinate clause, and identifying a third type, the superordinate clause. This is a 7-page tutorial on clauses and sentences; click through the page numbers at the top right to work through the tutorial.

This University College London section of a chapter from an online English-grammar book defines and provides examples of different types of phrases, including noun phrases and verb phrases. This site is currently free but may not be in the future.

Overview of nouns and rules for use. Contains information on forming plurals, count and noncount, pronouns, numerals as nouns, and gender. Exercises interspersed in material.

This page offers good information on participial adjectives. Includes a short exercise to test your knowledge.

This section of a University College of London online English-grammar book defines and provides examples of adjective phrases, adverb phrases, and prepositional phrases. It also provides an exercise, which can be evaluated and scored, on identifying different types of phrases. This site is currently free but may not be in the future.

Five sentence exercises for determining whether a bold word is used as a determiner or a pronoun. Answers are explained and followed up by link to more information. You may want to cursor up for a tutorial before the quiz. Browser must be Javascript enabled.

This section of a chapter from an online English-grammar book from the University College London discusses the uses of subordinate clauses (dependent clauses) in sentences. It also provides an exercise in identifying the purposes of subordinate clauses. This site was created by University College London.

This site has information on the tense and aspect of verbs. Includes a short exercise to test your knowledge.

This page from a University College London site discusses the proper way to put adjectives in order.

This site from the Internet Grammar of English from the University College of London provides a table with examples of several types of pronouns. For each type, example pronouns and a usage example are given. Includes practice problems.

Identify the pronoun type in nine sentences. Browser must be Java enabled. Netscape recommended. Site by University College London.

This site has information on the active and passive verb voice. Includes a short exercise to test your knowledge.