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Higher Education

Student Resources

Expanded Usage Checklist

To access a list of words and phrases that have a history of being especially confusing or otherwise troublesome, click here.

Spelling List

For a list of words that often cause spelling problems, click here.

Sentence Diagrams

For sample diagrams of the most common kinds of sentences, click here.

Grammar Quizzes

Identifying Punctuation Errors

Identifying Comma Errors

Identifying Modifier Errors

Identifying Sentence Errors

Identifying Errors in Parallelism

Identifying Word-Choice Errors

Identifying Errors in Subject–Verb Agreement 1

Identifying Errors in Subject–Verb Agreement 2

Identifying Errors in Subject–Verb Agreement 3

Identifying Errors in Subject–Verb / Pronoun–Antecedent Agreement