Information and examples of using the prepositions "at," "in," and "on" to indicate time.

A rule about prepositions and prepositional phrases. Examples are provided.

Mary Nell Sorensen teaches ESL at the University of Washington. Her page provides grammar tutorials for all the parts of speech. This specific pages covers prepositions

The University of Washington provides an excellent collection of grammar-related summaries. The collection includes material on verb tenses, agreement, noncount nouns, and many other topics.

This site is a selection of grammar exercises designed for intermediate-to-advanced English language learners. Quizzes test understanding of verb tenses, articles, conjunctions, prepositions, relative clauses, and more. [Site uses...

This lesson focuses on sentence components. It provides a slideshow with each of the eight parts of speech plus articles; it defines each and gives examples using them in sentences. It also offers the lyrics to "The Grammar Song" in...

This site from The Internet TESL Journal is developed for students for whom English is a Second Language (ESL). This is packed full of helpful quizzes covering all aspects of English grammar, from articles to sentence structure to word...

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

Students and teachers can find quizzes, vocabulary word search puzzles and self-tests for a variety of grammar topics: adjectives, adverbs, am -is or are, can and could, colors, countries and languages, and more. You can also find...

Use this quiz to identify the best preposition to use in each sentence. Good practice with sometimes tricky prepositions.

This site from The Internet TESL Journal was developed for students for whom English is a second language (ESL), this is a fairly basic test site that asks for the missing preposition from a complete sentence. Provides correct answers....

Explore the world of "Parts of a Sentence." Find out about adjectives, nouns, prepositions and more. This site features an overview of each part of speech.

Effective illustrations of some commonly used prepositions that will aid students in learning grammar in both English and Spanish.

At this site from The Internet TESL Journal, which is developed for students for whom English is a Second Language (ESL), this is a fairly basic test site that asks for the missing preposition from a complete sentence. Part of a series...

This site from The Internet TESL Journal provides a ten question preposition practice activity. Students are asked to fill in the missing preposition in a complete sentence. Answers are provided without detailed explanations.

Practice your prepositional phrase skills with this interactive quiz.

This site is from the Internet Grammar of English from the University college of London. It offers a decent explanation of prepostions, elaborating on complex and marginal prepositions. Offers a self-quiz.

The site discusses using semicolons with complete independent clauses, and prepositions.

With this 10 question multiple choice practice quiz, students select a preposition to fill in the blank and get a score based on their responses.

In this self-scoring practice activity, students use the drop-down menu to select the correct preposition or verb to fit the blank in the sentence.

This site from The Internet TESL Journal provides a 15 question preposition practice activity. Students are asked to fill in the missing preposition in a complete sentence. "Easy" level of difficulty. Answers are provided without...

This site from The Internet TESL Journal provides a 20 question self quiz. Students are asked to fill in the missing preposition in a complete sentence. "Easy" level of difficulty. Answers are provided without detailed explanations.

This site from The Internet TESL Journal provides a 20 question self quiz. Students are asked to fill in the missing preposition in a complete sentence. "Easy" level of difficulty. Answers are provided without detailed explanations.

This section of an online grammar guide from the University of Calgary provides a review of and an interactive exercise on identifying how clauses function in sentences (as nouns, adjectives, or adverbs).