English Verb - To Grind Infinitive - to grind Present participle - grinding Past participle - ground 1. Present Tense Singular I grind You grind He/she/it grinds Plural We grind You grind They grind 2. Present Progressive Tense Singular I am grinding You are grinding He/she/it is grinding Plural We are grinding You are grinding They are grinding 3. Past Tense Singular I ground You ground He/she/it ground Plural We ground You ground They ground 4. Present Perfect Tense Singular I have ground You have ground He/she/it has ground Plural We have ground You have ground They have ground 5. Present Perfect Progressive Tense Singular I have been grinding You have been grinding He/she/it has been grinding Plural We have been grinding You have been grinding They have been grinding 6. Past Progressive Tense Singular I was grinding You were grinding He/she/it was grinding Plural We were grinding You were grinding They were grinding 7. Past Perfect Tense Singular I had ground You had ground He/she/it had ground Plural We had ground You had ground They had ground 8. Past Perfect Progressive Tense Singular I had been grinding You had been grinding He/she/it had been grinding Plural We had been grinding You had been grinding They had been grinding 9. Future Tense Singular I will grind You will grind He/she/it will grind Plural We will grind You will grind They will grind 10. Future Progressive Tense Singular I will be grinding You will be grinding He/she/it will be grinding Plural We will be grinding You will be grinding They will be grinding 11. Future Perfect Tense Singular I will have ground You will have ground He/she/it will have ground Plural We will have ground You will have ground They will have ground 12. Future Perfect Progressive Tense Singular I will have been grinding You will have been grinding He/she/it will have been grinding Plural We will have been grinding You will have been grinding They will have been grinding