Completion count: 2,405
847 online multiple-choice and fill-in-the-blank past perfect continuous exercises across 42 tests provide a wide range of sentences to help you grasp the context and usage/formation of the past perfect continuous tense. Prepare for exams, practice past perfect continuous tense online and verify your answers immediately. Expand your English grammar proficiency with interactive mixed past perfect progressive tense (had been -ing) activities. Suitable for kids, adults, ESL learners at the beginner, elementary, and intermediate levels.