Todos los verbos
Present simple
| I | understand | |
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| you | understand | |
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| he/she/it | understands | |
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| we | understand | |
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| they | understand | |
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Past simple
| I | understood | |
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| you | understood | |
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| he/she/it | understood | |
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| we | understood | |
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| they | understood | |
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Used to
| I | used to understand | |
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| you | used to understand | |
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| he/she/it | used to understand | |
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| we | used to understand | |
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| they | used to understand | |
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Present perfect
| I | have understood | |
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| you | have understood | |
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| he/she/it | has understood | |
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| we | have understood | |
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| they | have understood | |
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Past perfect
| I | had understood | |
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| you | had understood | |
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| he/she/it | had understood | |
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| we | had understood | |
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| they | had understood | |
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Future with will
| I | will understand | |
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| you | will understand | |
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| he/she/it | will understand | |
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| we | will understand | |
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| they | will understand | |
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Going to
| I | am going to understand | |
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| you | are going to understand | |
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| he/she/it | is going to understand | |
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| we | are going to understand | |
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| they | are going to understand | |
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Future perfect
| I | will have understood | |
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| you | will have understood | |
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| he/she/it | will have understood | |
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| we | will have understood | |
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| they | will have understood | |
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Conditional (would)
| I | would understand | |
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| you | would understand | |
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| he/she/it | would understand | |
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| we | would understand | |
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| they | would understand | |
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Conditional perfect
| I | would have understood | |
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| you | would have understood | |
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| he/she/it | would have understood | |
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| we | would have understood | |
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| they | would have understood | |
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