English verb conjugation
TO GRUMBLE

Regular verb: grumble - grumbled - grumbled

Indicative

Present	Present continuous	Preterite	Preterite continuous
do I grumble? do you grumble? does she grumble? do we grumble? do you grumble? do they grumble?	am I grumbling? are you grumbling? is she grumbling? are we grumbling? are you grumbling? are they grumbling?	did I grumble? did you grumble? did she grumble? did we grumble? did you grumble? did they grumble?	was I grumbling? were you grumbling? was she grumbling? were we grumbling? were you grumbling? were they grumbling?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
have I grumbled? have you grumbled? has she grumbled? have we grumbled? have you grumbled? have they grumbled?	have I been grumbling? have you been grumbling? has she been grumbling? have we been grumbling? have you been grumbling? have they been grumbling?	had I grumbled? had you grumbled? had she grumbled? had we grumbled? had you grumbled? had they grumbled?	had I been grumbling? had you been grumbling? had she been grumbling? had we been grumbling? had you been grumbling? had they been grumbling?
Future	Future continuous	Future perfect	Future perfect continuous
will I grumble? will you grumble? will she grumble? will we grumble? will you grumble? will they grumble?	will I be grumbling? will you be grumbling? will she be grumbling? will we be grumbling? will you be grumbling? will they be grumbling?	will I have grumbled? will you have grumbled? will she have grumbled? will we have grumbled? will you have grumbled? will they have grumbled?	will I have been grumbling? will you have been grumbling? will she have been grumbling? will we have been grumbling? will you have been grumbling? will they have been grumbling?

Conditional

Present	Present continuous	Past	Past continuous
would I grumble? would you grumble? would she grumble? would we grumble? would you grumble? would they grumble?	would I be grumbling? would you be grumbling? would she be grumbling? would we be grumbling? would you be grumbling? would they be grumbling?	would I have grumbled? would you have grumbled? would she have grumbled? would we have grumbled? would you have grumbled? would they have grumbled?	would I have been grumbling? would you have been grumbling? would she have been grumbling? would we have been grumbling? would you have been grumbling? would they have been grumbling?

Infinitive

Imperative

Infinitive		Imperative
to grumble		- - -

Participle

Present	Past
grumbling	grumbled