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The largest group is the verbs with infinitives that end in -er (the -er verbs), like parler (to speak).
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The second largest group is made up of the verbs with infinitives that end in -ir (the -ir verbs), like finir (to finish).
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The third group consists of the -re ending verbs (the -re verbs), like vendre (to sell).
Think of the infinitive as the family name of a verb: A family shares a common last name, but each individual has their own characteristics, right? Use the infinitive to recognize the verb type (-er, -ir, or -re) that allows you to find its conjugation pattern and also look up the verb in the dictionary.
How to conjugate a regular -er verb
More than 80 percent of French verbs are -er verbs. It’s great for you, because after you know this group's pattern of conjugation in the present tense, you can pretty much conjugate 80 percent of French verbs. Doesn’t that sound great?To conjugate a regular -er verb, drop the -er of the infinitive to get the stem. Then add the six present tense endings specific to -er verbs: -e, -es, -e, -ons, -ez, -ent, and you’re done. Easy! The following table conjugates a regular -er verb: aimer (to like).
| j’aime | nous aimons |
| tu aimes | vous aimez |
| il/elle/on aime | ils/elles aiment |
Aller (to go) is a very common verb, and it looks like a regular -er verb. However, it is not. Aller is a very irregular verb.
How to conjugate a regular -ir verb
The -ir verb group is the second most common verb type. To form the present tense of a regular -ir verb, drop the -ir of the infinitive to get the stem for the present tense conjugation. Then add the present tense endings specific to -ir verbs: -is, -is, -it, -issons, -issez, -issent. The following table conjugates a regular -ir verb: finir (to finish).| je finis | nous finissons |
| tu finis | vous finissez |
| il/elle/on finit | ils/elles finissent |
How to conjugate a regular -re verb
Verbs that end in -re are the third conjugation type. To form the present tense of an -re verb, drop the -re of the infinitive, like you do for -er and -ir verbs. When you do that, you’re left with the stem for the conjugation of the present tense, and you can add the present tense endings specific to -re verbs: -s, -s, nothing, -ons, -ez, -ent.The following table conjugates a regular -re verb: vendre (to sell).
| je vends | nous vendons |
| tu vends | vous vendez |
| il/elle/on vend | ils/elles vendent |