Mastering the Past Perfect Continuous Tense: “Had Been” + Verb-ing
Learn when and how to use the past perfect continuous tense (had been + verb-ing) for duration and cause. Clear rules, examples, and practice for B1–B2 learners.
verb + ing
What Is a Gerund and How Do You Use It? (58 chars)
Learn what a gerund is, how to use it correctly, and avoid common mistakes. Includes rules, examples, exercises, and FAQ for B1–B2 learners. (150 chars)
What Is a Gerund and How Do You Use It?
Learn what a gerund is, how to form and use it correctly in sentences, and avoid common mistakes. Perfect for B1–B2 English learners.
