Grammar Course Grammar Course / Module 04: Tenses & verb formsMODULE 04 · LESSON 15 OF 17After another verb: to do, doing or do?Your goal: Choose to + verb, the -ing form or the base form after another verb or a preposition.The whole course is free with an EnglishGrammar account. Create one to open every module and save your progress.Join freeSign inSee the lessons in this module