Past Tenses
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Biofilter Past Tense

biofiltered
past tense of biofilter is biofiltered.

Biofilter verb forms

InfinitivePresent ParticiplePast TensePast Participle
biofilterbiofilteringbiofilteredbiofiltered

Conjugation of Biofilter

Simple / Indefinite Present Tense
He/She/It biofilters .
I biofilter.
You/We/They biofilter.

Present Continuous Tense
He/She/It is biofiltering.
I am biofiltering.
You/We/They are biofiltering.

Present Perfect Tense
He/She/It has biofiltered.
I have biofiltered.
You/We/They have biofiltered.

Present Perfect Continuous Tense
He/She/It has been biofiltering.
I have been biofiltering.
You/We/They have been biofiltering.

Simple Past Tense
He/She/It biofiltered.
I biofiltered.
You/We/They biofiltered.

Past Continuous Tense
He/She/It was biofiltering.
I was biofiltering.
You/We/They were biofiltering.

Past Perfect Tense
He/She/It had biofiltered.
I had biofiltered.
You/We/They had biofiltered.

Past Perfect Continuous Tense
He/She/It had been biofiltering.
I had been biofiltering.
You/We/They had been biofiltering.

Simple Future Tense
He/She/It will/shall biofilter.
I will/shall biofilter.
You/We/They will/shall biofilter.

Future Continuous Tense
He/She/It will/shall be biofiltering.
I will/shall be biofiltering.
You/We/They will/shall be biofiltering.

Future Perfect Tense
He/She/It will/shall have biofiltered.
I will/shall have biofiltered.
You/We/They will/shall have biofiltered.

Future Perfect Continuous Tense
He/She/It will/shall have been biofiltering.
I will/shall have been biofiltering.
You/We/They will/shall have been biofiltering.

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