English Grammar. Tense Comparison. Simple Present or Present Progressive in English Grammar. When to use simple present and present progressive. Signal words: simple present vs. present progressive. Conjugation. Online exercises to improve your English. Lingolia Plus English. Just here for the exercises? Click here. Grammar Rules. Grammar rules Verbs The Present Progressive Tense. The Present Progressive Tense. Spelling Tip. Verbing (Present Participle) Add ing to most verbs. Ex. play > play ing, cry > cry ing, bark > bark ing. For verbs that end in e, remove the e and add ing. Ex: slide > slid ing, ride > rid ing. Vr4c.