Spelling of verbs in the Present Perfect

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How to spell regular and irregular verbs in the Present Perfect

You have to know all forms of the irregular verbs very well. For the Present Perfect you need the form of the verb which can be found in the 3rd column of the table of the irregular verbs.

go → went → gone

Add -ed with regular verbs:
regular verbs → infinitive + -ed

Sometimes the are exceptions in spelling when adding -ed:

1. Adding -ed

1.1. consonant after a short, stressed vowel at the end of the word

Double the consonant.

stopstopped
swapswapped

We do not double the consonant if the vowel is not stressed:
benefitbenefited (Here we stress the first e, not the i.)

In Britsh English we double one -l at the end of the word:
traveltravelled

1.2. one -e at the end of the word

Only add -d.
loveloved
savesaved

1.3. verbs ending in -y

Change -y to -i after a consonant. Then add -ed.
worry – worried

Add -ed with verbs ending in -y preceded by a vowel (a, e, i, o, u):
play – played


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