Past Simple spelling

Grammar explanations Past Simple diagram
Past Simple forms
Past Simple use
Past Simple spelling
Past Simple signal words
Past Simple pronunciation
Exercises Past Simple

Simple Past of regular verbs is built by adding -ed or -d. It is sometimes necessary to introduce small changes in spelling of the word. The changes in question are listed in the box provided below. As far as irregular verbs
 are concerned it is vital to know their forms in order to be able to build Simple Past Tense correctly.

rule   infinitive past participle
verbs ending with -e -d phone phoned
smile smiled
agree agreed
lie lied
verbs NOT ending with -e -ed ask asked
clean cleaned
follow followed
video videoed
verbs ending with a single consonant preceded by a single vowel double their consonant   beg begged
rub rubbed
in two-syllable verbs the last consonant is doubled when the last syllable is stressed and it includes a single consonant preceded by a vowel prefer preferred
refer referred
occur occurred
-y turns into -i when it is preceded by a consonant -ed carry carried
deny denied
fry fried
try tried
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