investigated
The past tense of investigate is investigated
The Forms of Investigate
| Infinitive |
to investigate |
| Present Tense |
investigate / investigates |
| Past Tense |
investigated |
| Present Participle |
investigating |
| Past Participle |
investigated |
Conjugate Investigate
Investigate in Present Simple (Indefinite) Tense
| Singular |
Plural |
| I investigate |
We investigate |
| You investigate |
You investigate |
| He/She/It investigates |
They investigate |
Investigate in Present Continuous (Progressive) Tense
| Singular |
Plural |
| I am investigating |
We are investigating |
| You are investigating |
You are investigating |
| He/She/It is investigating |
They are investigating |
Investigate in Present Perfect Tense
| Singular |
Plural |
| I have investigated |
We have investigated |
| You have investigated |
You have investigated |
| He/She/It has investigated |
They have investigated |
Investigate in Present Perfect Continuous Tense
| Singular |
Plural |
| I have been investigating |
We have been investigating |
| You have been investigating |
You have been investigating |
| He/She/It has been investigating |
They have been investigating |
Investigate in Past Simple (Indefinite) Tense
| Singular |
Plural |
| I investigated |
We investigated |
| You investigated |
You investigated |
| He/She/It investigated |
They investigated |
Investigate in Past Continuous (Progressive) Tense
| Singular |
Plural |
| I was investigating |
We were investigating |
| You were investigating |
You were investigating |
| He/She/It was investigating |
They were investigating |
Investigate in Past Perfect Tense
| Singular |
Plural |
| I had investigated |
We had investigated |
| You had investigated |
You had investigated |
| He/She/It had investigated |
They had investigated |
Investigate in Past Perfect Continuous Tense
| Singular |
Plural |
| I had been investigating |
We had been investigating |
| You had been investigating |
You had been investigating |
| He/She/It had been investigating |
They had been investigating |
Investigate in Future Simple (Indefinite) Tense
| Singular |
Plural |
| I will investigate |
We will investigate |
| You will investigate |
You will investigate |
| He/She/It will investigate |
They will investigate |
Investigate in Future Continuous (Progressive) Tense
| Singular |
Plural |
| I will be investigating |
We will be investigating |
| You will be investigating |
You will be investigating |
| He/She/It will be investigating |
They will be investigating |
Investigate in Future Perfect Tense
| Singular |
Plural |
| I will have investigated |
We will have investigated |
| You will have investigated |
You will have investigated |
| He/She/It will have investigated |
They will have investigated |
Investigate in Future Perfect Continuous Tense
| Singular |
Plural |
| I will have been investigating |
We will have been investigating |
| You will have been investigating |
You will have been investigating |
| He/She/It will have been investigating |
They will have been investigating |
