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Other forms without ? | remove negation | male gender | remove contraction
Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation TO SUM

Regular verb: sum - summed - summed

Indicative

Present
don't I sum?
don't you sum?
doesn't she sum?
don't we sum?
don't you sum?
don't they sum?
Present continuous
am I not summing?
aren't you summing?
isn't she summing?
aren't we summing?
aren't you summing?
aren't they summing?
Preterite
didn't I sum?
didn't you sum?
didn't she sum?
didn't we sum?
didn't you sum?
didn't they sum?
Preterite continuous
wasn't I summing?
weren't you summing?
wasn't she summing?
weren't we summing?
weren't you summing?
weren't they summing?
Present perfect
haven't I summed?
haven't you summed?
hasn't she summed?
haven't we summed?
haven't you summed?
haven't they summed?
Present perfect continuous
haven't I been summing?
haven't you been summing?
hasn't she been summing?
haven't we been summing?
haven't you been summing?
haven't they been summing?
Pluperfect
hadn't I summed?
hadn't you summed?
hadn't she summed?
hadn't we summed?
hadn't you summed?
hadn't they summed?
Pluperfect continuous
hadn't I been summing?
hadn't you been summing?
hadn't she been summing?
hadn't we been summing?
hadn't you been summing?
hadn't they been summing?
Future
won't I sum?
won't you sum?
won't she sum?
won't we sum?
won't you sum?
won't they sum?
Future continuous
won't I be summing?
won't you be summing?
won't she be summing?
won't we be summing?
won't you be summing?
won't they be summing?
Future perfect
won't I have summed?
won't you have summed?
won't she have summed?
won't we have summed?
won't you have summed?
won't they have summed?
Future perfect continuous
won't I have been summing?
won't you have been summing?
won't she have been summing?
won't we have been summing?
won't you have been summing?
won't they have been summing?

Conditional

Present
wouldn't I sum?
wouldn't you sum?
wouldn't she sum?
wouldn't we sum?
wouldn't you sum?
wouldn't they sum?
Present continuous
wouldn't I be summing?
wouldn't you be summing?
wouldn't she be summing?
wouldn't we be summing?
wouldn't you be summing?
wouldn't they be summing?
Past
wouldn't I have summed?
wouldn't you have summed?
wouldn't she have summed?
wouldn't we have summed?
wouldn't you have summed?
wouldn't they have summed?
Past continuous
wouldn't I have been summing?
wouldn't you have been summing?
wouldn't she have been summing?
wouldn't we have been summing?
wouldn't you have been summing?
wouldn't they have been summing?

Imperative

Imperative
-
-
-
 
 
 

Infinitive

Infinitive
to sum
 
 
 

Participle

Present
summing
Past
summed