| 1. | Base Form (Infinitive): | Clean |
| 2. | Simple Past: | Cleaned |
| 3. | Past Participle: | Cleaned |
| 4. | Present Participle: | Cleaning |
| 5. | 3rd Person Singular: | Cleans |

Clean past tense
| Cleaned |
| Cleaned is the past tense of the word clean. |
Clean past participle
| Cleaned |
| Cleaned is the past participle of the word clean. |
Clean verb forms V1 V2 V3 V4
| Infinitive | Past Simple | Past Participle | Present Participle |
|---|---|---|---|
| Clean | Cleaned | Cleaned | Cleaning |
Conjugation of Clean
| Simple / Indefinite Present Tense |
| I clean the house. |
| He/She/It cleans the house. |
| You/We/They clean the house. |
| Simple Past Tense |
| I cleaned the house. |
| He/She/It cleaned the house. |
| You/We/They cleaned the house. |
| Simple Future Tense |
| I will/shall clean the house. |
| He/She/It will clean the house. |
| You/We/They will/shall clean the house. |
| Present Continuous Tense |
| I am cleaning the house. |
| He/She/It is cleaning the house. |
| You/We/They are cleaning the house. |
| Past Continuous Tense |
| I was cleaning the house. |
| He/She/It was cleaning the house. |
| You/We/They were cleaning the house. |
| Future Continuous Tense |
| I will be cleaning the house. |
| He/She/It will be cleaning the house. |
| You/We/They will be cleaning the house. |
| Present Perfect Tense |
| I have cleaned the house. |
| He/She/It has cleaned the house. |
| You/We/They have cleaned the house. |
| Past Perfect Tense |
| I had cleaned the house. |
| He/She/It had cleaned the house. |
| You/We/They had cleaned the house. |
| Future Perfect Tense |
| I will have cleaned the house. |
| He/She/It will have cleaned the house. |
| You/We/They will have cleaned the house. |
| Present Perfect Continuous Tense |
| I have been cleaning the house. |
| He/She/It has been cleaning the house. |
| You/We/They have been cleaning the house. |
| Past Perfect Continuous Tense |
| I had been cleaning the house. |
| He/She/It had been cleaning the house. |
| You/We/They had been cleaning the house. |
| Future Perfect Continuous Tense |
| I will have been cleaning the house. |
| He/She/It will have been cleaning the house. |
| You/We/They will have been cleaning the house. |