Conjugation of the verb sum in English in all tenses

Here are the conjugation tables for the verb sum in English.

Conjugation of the verb sum in the present tenses

Present Tense

  • I sum
  • you sum
  • he|she|it sums
  • we sum
  • you sum
  • they sum

Present Continuous

  • I am summing
  • you are summing
  • he|she|it is summing
  • we are summing
  • you are summing
  • they are summing

Present Perfect

  • I have summed
  • you have summed
  • he|she|it has summed
  • we have summed
  • you have summed
  • they have summed

Present Perfect Continuous

  • I have been summing
  • you have been summing
  • he|she|it has been summing
  • we have been summing
  • you have been summing
  • they have been summing

How to use these conjugation tenses in English? The Present expresses habit, frequency, general truth and state in English. The Present Continuous mainly expresses the idea of an action or activity that is still in progress. The Present Perfect expresses notions that are always related to the present or the consequence of an event. Finally, the Present Perfect Continuous associates with the idea of activity that of duration.

Conjugation of the verb sum in the past tenses

Simple past

  • I summed
  • you summed
  • he|she|it summed
  • we summed
  • you summed
  • they summed

Past continuous

  • I was summing
  • you were summing
  • he|she|it was summing
  • we were summing
  • you were summing
  • they were summing

Past perfect

  • I had summed
  • you had summed
  • he|she|it had summed
  • we had summed
  • you had summed
  • they had summed

Past perfect continuous

  • I had been summing
  • you had been summing
  • he|she|it had been summing
  • we had been summing
  • you had been summing
  • they had been summing

How do you use these conjugation tenses in English? The Simple Past expresses completed actions unrelated to the present, dated past actions or habits. It is very often used in English. The Past Continuous (Simple Past + ING) on the other hand is used to talk about ongoing actions in the past or a past action in progress when another action occurs. The Past Perfect is used to indicate that the action took place before another past action. Finally, the Past Perfect Continuous is used to refer to a continuous action in the past that has continued until another past action.

Conjugation of the verb sum in the futur tenses

Future

  • I will sum
  • you will sum
  • he|she|it will sum
  • we will sum
  • you will sum
  • they will sum

Future continuous

  • I will be summing
  • you will be summing
  • he|she|it will be summing
  • we will be summing
  • you will be summing
  • they will be summing

Future perfect

  • I will have summed
  • you will have summed
  • he|she|it will have summed
  • we will have summed
  • you will have summed
  • they will have summed

Future perfect continuous

  • I will have been summing
  • you will have been summing
  • he|she|it will have been summing
  • we will have been summing
  • you will have been summing
  • they will have been summing

How do you use these conjugation tenses in English? The Future is used to talk about factual actions in the future. The Future Continuous is used to talk about things that will be happening in the future. The Future Perfect is a conjugation tense not often used in English, this conjugation tense is used to talk about a future factual action prior to another one. Finally the Future Perfect Continuous is very rarely used, this tense is used to talk about a future action in progress and prior to another.

The different forms of the participle in English, for the verb to sum

Present participle

  • summing

Past participle

  • summed

Perfect Participle

  • having summed

The imperative in English, for the verb to sum

Imperative

  • sum
  • let's sum
  • sum

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