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