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Regular and Irregular Verbs

Although fewer than 200 verbs are classified as "irregular," these include some of the most common words in English. Here we look at different verb forms and examine the principal parts of regular and irregular verbs.
Forming the Past Tense of Regular Verbs
Because all regular verbs in the past tense have the same ending, these verb forms are the easiest to remember.
The Present-Perfect Tense: Using Auxiliaries with the Past Participle
Once you understand how to form the past tense of regular verbs, you shouldn't find it difficult to use verbs in the present-perfect tense. All you'll need to add is an auxiliary verb--"has" or "have."
Proofreading for Errors in Verb Tense
After you have reviewed our pages on regular and irregular verbs, give these five proofreading exercises a try.
Irregular Verbs
Find out what distinguishes an "irregular" verb from a "regular" verb.
Principal Parts of Irregular Verbs A-G
In this table you will find the principal parts of the most common irregular verbs in English (from A to G).
Principal Parts of Irregular Verbs H-S
In this table you will find the principal parts of the most common irregular verbs in English (from H to S).
Principal Parts of Irregular Verbs S-W
In this table you will find the principal parts of the most common irregular verbs in English (from S to W).
Identifying Verbals
Verbals--which include participles, gerunds, and infinitives--are the forms of a verb that function as other parts of speech.
Present Progressive & Present Participle: What's the Difference?
Find out what distinguishes a present participle ("singing," for instance) from the present progressive tense ("is singing").
Conjugal Conjugations, by A.W. Bellaw
A.W. Bellaw, a 19th-century American poet and humorist, plays with irregular verbs in this light-hearted marriage proposal.

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