non-progressivepassivepassivizationperfectivepresent participlesubjunctivethe active voicethe future perfectthe past continuousthe past tense Grammar Present continuous (I am working)We use am, are, is + the -ing form of the verb. We use the short form more often than the full form, especially ...
non-progressivepassivepassivizationperfectivepresent participlesubjunctivethe active voicethe future perfectthe past continuousthe past tense Grammar Present simple (I work)We use the base form of the verb, and add -s for the third person singular. … Present simple: formWe use the base form of...