Present continuous tense of Understand | ltsenglish.com
Understand Verb Forms
Base form (v1)
Understand
Past form (v2)
Understood
Past Participle (v3) -ed form
Understood
Present Participle (v4) ‘ing’ form
Understanding
Present simple (v5) s / es/ ies
Understands
Present continuous tense of understand
Present continuous tense of understand verb forms - Learn English Free Online
ERROR Location Rule: Don't use UNDERSTAND verb in am/are/is +ing form
because verbs of feeling, thinking, possession and some other verbs are not normally used in the Present continuous tense.