Past Perfect Continuous - Quá khứ Hoàn thành Tiếp diễn

Tham khảo tài liệu 'past perfect continuous - quá khứ hoàn thành tiếp diễn', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Past Perfect Continuous - Quá khứ Hoàn thành Tiếp diễn FORM of Past Perfect Continuous The Past Perfect Continuous has two parts the past perfect of the verb to be had been the present participle V-ing of the main verb. See examples below. I had been learning English. S had been V-ing He had been swimming well. They had been watching TV. S had not been V-ing I hadn t been learning English. He hadn t been swimming well. They had not been watching TV. Had S been V-ing Had you been learning English Had he been swimming well Had they been watching TV The Past Perfect refers to an action happened in the past and continued until another action happened. But the speaker is more interested in the process of the action. USEs of Past Perfect Continuous 1. to describe an action started in the past and continued up until another time or action in the past. He had been playing game for over an hour before Tony arrived. She had been applying for that company for three years when it went out of business. How long had you been waiting to get on the train Mike wanted to sit down because he had been standing all day at work. James had been teaching at the university for more than a year before he left for Asia. How long had you been studying Turkish before you moved to Ankara 2. Cause of something in the past Using the Past Perfect Continuous before another action in the past is to show cause and effect. Tom was tired because he had been exercising for hours. I failed the exam because I had not been attending the class. Forms of Negatives and Questions Negative sentences and questions are formed with the auxiliary verb had . He hadn t been sleeping until his mother came in. Had she been trying to get good mark

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