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Conjugation.com automatically conjugates over 15000 english verbs: regular & irregular verbs,all tenses, all forms, all voices.

English conjugation of the verb "to investigate" in Present Simple Tense
Simple Forms

Basic Forms

  • Infinitive
  • to investigate
  •  
  • Imperative
  • investigate
  • let's investigate
  • investigate
  • Present Participle
  • investigating
  •  
  • Past Participle
  • investigated
  •  
Indicative:

Present

  • I investigate
  • you investigate
  • he/she/it investigates
  • we investigate
  • you investigate
  • they investigate

Past

  • I investigated
  • you investigated
  • he/she/it investigated
  • we investigated
  • you investigated
  • they investigated

Compound Forms

Past Participle

  • having investigated
Indicative

Present continuous

  • I am investigating
  • you are investigating
  • he/she/it is investigating
  • we are investigating
  • you are investigating
  • they are investigating

Present perfect

  • I have investigated
  • you have investigated
  • he/she/it has investigated
  • we have investigated
  • you have investigated
  • they have investigated

Future

  • I will investigate
  • you will investigate
  • he/she/it will investigate
  • we will investigate
  • you will investigate
  • they will investigate

Future Perfect

  • I will have investigated
  • you will have investigated
  • he/she/it will have investigated
  • we will have investigated
  • you will have investigated
  • they will have investigated

Past continuous

  • I was investigating
  • you were investigating
  • he/she/it was investigating
  • we were investigating
  • you were investigating
  • they were investigating

Past perfect

  • I had investigated
  • you had investigated
  • he/she/it had investigated
  • we had investigated
  • you had investigated
  • they had investigated

Future continuous

  • I will be investigating
  • you will be investigating
  • he/she/it will be investigating
  • we will be investigating
  • you will be investigating
  • they will be investigating

Present perfect continuous

  • I have been investigating
  • you have been investigating
  • he/she/it has been investigating
  • we have been investigating
  • you have been investigating
  • they have been investigating

Past perfect continuous

  • I had been investigating
  • you had been investigating
  • he/she/it had been investigating
  • we had been investigating
  • you had been investigating
  • they had been investigating

Future perfect continuous

  • I will have been investigating
  • you will have been investigating
  • he/she/it will have been investigating
  • we will have been investigating
  • you will have been investigating
  • they will have been investigating

Basic Forms

  • Infinitive
  • not to investigate
  •  
  • Imperative
  • do not investigate
  • let's not investigate
  • do not investigate
  • Present Participle
  • not investigating
  •  
  • Past Participle
  • not investigated
  •  

Present

  • I do not investigate
  • you do not investigate
  • he/she/it does not investigate
  • we do not investigate
  • you do not investigate
  • they do not investigate

Past

  • I did not investigate
  • you did not investigate
  • he/she/it did not investigate
  • we did not investigate
  • you did not investigate
  • they did not investigate

Past Participle

  • not having investigated

Present continuous

  • I am not investigating
  • you are not investigating
  • he/she/it is not investigating
  • we are not investigating
  • you are not investigating
  • they are not investigating

Present perfect

  • I have not investigated
  • you have not investigated
  • he/she/it has not investigated
  • we have not investigated
  • you have not investigated
  • they have not investigated

Future

  • I will not investigate
  • you will not investigate
  • he/she/it will not investigate
  • we will not investigate
  • you will not investigate
  • they will not investigate

Future Perfect

  • I will not have investigated
  • you will not have investigated
  • he/she/it will not have investigated
  • we will not have investigated
  • you will not have investigated
  • they will not have investigated

Past continuous

  • I was not investigating
  • you were not investigating
  • he/she/it was not investigating
  • we were not investigating
  • you were not investigating
  • they were not investigating

Past perfect

  • I had not investigated
  • you had not investigated
  • he/she/it had not investigated
  • we had not investigated
  • you had not investigated
  • they had not investigated

Future continuous

  • I will not be investigating
  • you will not be investigating
  • he/she/it will not be investigating
  • we will not be investigating
  • you will not be investigating
  • they will not be investigating

Present perfect continuous

  • I have not been investigating
  • you have not been investigating
  • he/she/it has not been investigating
  • we have not been investigating
  • you have not been investigating
  • they have not been investigating

Past perfect continuous

  • I had not been investigating
  • you had not been investigating
  • he/she/it had not been investigating
  • we had not been investigating
  • you had not been investigating
  • they had not been investigating

Future perfect continuous

  • I will not have been investigating
  • you will not have been investigating
  • he/she/it will not have been investigating
  • we will not have been investigating
  • you will not have been investigating
  • they will not have been investigating
Indicative:

Present

  • do I investigate ?
  • do you investigate ?
  • does he/she/it investigate ?
  • do we investigate ?
  • do you investigate ?
  • do they investigate ?

Past

  • did I investigate ?
  • did you investigate ?
  • did he/she/it investigate ?
  • did we investigate ?
  • did you investigate ?
  • did they investigate ?
Indicative

Present continuous

  • am I investigating ?
  • are you investigating ?
  • is he/she/it investigating ?
  • are we investigating ?
  • are you investigating ?
  • are they investigating ?

Present perfect

  • have I investigated ?
  • have you investigated ?
  • has he/she/it investigated ?
  • have we investigated ?
  • have you investigated ?
  • have they investigated ?

Future

  • will I investigate ?
  • will you investigate ?
  • will he/she/it investigate ?
  • will we investigate ?
  • will you investigate ?
  • will they investigate ?

Future Perfect

  • will I have investigated ?
  • will you have investigated ?
  • will he/she/it have investigated ?
  • will we have investigated ?
  • will you have investigated ?
  • will they have investigated ?

Past continuous

  • was I investigating ?
  • were you investigating ?
  • was he/she/it investigating ?
  • were we investigating ?
  • were you investigating ?
  • were they investigating ?

Past perfect

  • had I investigated ?
  • had you investigated ?
  • had he/she/it investigated ?
  • had we investigated ?
  • had you investigated ?
  • had they investigated ?

Future continuous

  • will I be investigating ?
  • will you be investigating ?
  • will he/she/it be investigating ?
  • will we be investigating ?
  • will you be investigating ?
  • will they be investigating ?

Present perfect continuous

  • have I been investigating ?
  • have you been investigating ?
  • has he/she/it been investigating ?
  • have we been investigating ?
  • have you been investigating ?
  • have they been investigating ?

Past perfect continuous

  • had I been investigating ?
  • had you been investigating ?
  • had he/she/it been investigating ?
  • had we been investigating ?
  • had you been investigating ?
  • had they been investigating ?

Future perfect continuous

  • will I have been investigating ?
  • will you have been investigating ?
  • will he/she/it have been investigating ?
  • will we have been investigating ?
  • will you have been investigating ?
  • will they have been investigating ?
See also verbs with similar meaning:

Definitions:

  • -  Conduct an inquiry or investigation of
  • -  Investigate scientifically

Examples:

  • -  Inquire into the disappearance of the rich old lady
  • -  Let's investigate the syntax of Chinese

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