Conjugation and declension of "prolong" in English
Conjugation of the verb prolong[prəuˈlɔŋ],
regular 
Indicative
Present Indefinite
Present Continuous
Present Perfect
Present Perfect Continuous
Past Indefinite
Past Continuous
Past Perfect
Past Perfect Continuous
Future Indefinite
Future Continuous
Future Perfect
Future Perfect Continuous
Indicative
Present Indefinite
I don't prolongyou don't prolong
he/she/it doesn't prolong
we don't prolong
you don't prolong
they don't prolong
Present Continuous
I am not prolongingyou aren't prolonging
he/she/it isn't prolonging
we aren't prolonging
you aren't prolonging
they aren't prolonging
Present Perfect
I haven't prolongedyou haven't prolonged
he/she/it hasn't prolonged
we haven't prolonged
you haven't prolonged
they haven't prolonged
Present Perfect Continuous
I haven't been prolongingyou haven't been prolonging
he/she/it hasn't been prolonging
we haven't been prolonging
you haven't been prolonging
they haven't been prolonging
Past Indefinite
I didn't prolongyou didn't prolong
he/she/it didn't prolong
we didn't prolong
you didn't prolong
they didn't prolong
Past Continuous
I wasn't prolongingyou weren't prolonging
he/she/it wasn't prolonging
we weren't prolonging
you weren't prolonging
they weren't prolonging
Past Perfect
I hadn't prolongedyou hadn't prolonged
he/she/it hadn't prolonged
we hadn't prolonged
you hadn't prolonged
they hadn't prolonged
Past Perfect Continuous
I hadn't been prolongingyou hadn't been prolonging
he/she/it hadn't been prolonging
we hadn't been prolonging
you hadn't been prolonging
they hadn't been prolonging
Future Indefinite
I shan't / won't prolongyou won't prolong
he/she/it won't prolong
we shan't / won't prolong
you won't prolong
they won't prolong
Future Continuous
I shan't / won't be prolongingyou won't be prolonging
he/she/it won't be prolonging
we shan't / won't be prolonging
you won't be prolonging
they won't be prolonging
Future Perfect
I shan't / won't have prolongedyou won't have prolonged
he/she/it won't have prolonged
we shan't / won't have prolonged
you won't have prolonged
they won't have prolonged
Future Perfect Continuous
I shan't / won't have been prolongingyou won't have been prolonging
he/she/it won't have been prolonging
we shan't / won't have been prolonging
you won't have been prolonging
they won't have been prolonging
Conditional
Conditional Present
Conditional Present Continuous
Conditional Perfect
Conditional Perfect Continuous
Conditional
Conditional Present
I wouldn't prolongyou wouldn't prolong
he/she/it wouldn't prolong
we wouldn't prolong
you wouldn't prolong
they wouldn't prolong
Conditional Present Continuous
I wouldn't be prolongingyou wouldn't be prolonging
he/she/it wouldn't be prolonging
we wouldn't be prolonging
you wouldn't be prolonging
they wouldn't be prolonging
Conditional Perfect
I wouldn't have prolongedyou wouldn't have prolonged
he/she/it wouldn't have prolonged
we wouldn't have prolonged
you wouldn't have prolonged
they wouldn't have prolonged
Conditional Perfect Continuous
I wouldn't have been prolongingyou wouldn't have been prolonging
he/she/it wouldn't have been prolonging
we wouldn't have been prolonging
you wouldn't have been prolonging
they wouldn't have been prolonging
Participles
Present
Past
Infinitives
Infinitives
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Conjugation of English verbs
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