Past Perfect Continuous

• Use the past perfect continuous to talk about an action that started in the past and continued up to another point in the past. It emphasizes the duration of the activity before something else happened.
• Affirmative
• Subject + had been + verb-ing
• The patient had been taking painkillers for weeks.
• Negative
• Subject + had not been + verb-ing
• She had not been sleeping well before the clinic visit.
• Question
• Had + subject + been + verb-ing?
• Had he been using herbal remedies for his stomach pain?
• Remember
• Form the past perfect continuous with had been and the -ing form of the verb.
• Use it for continuous actions that happened before a specific time in the past.
• Often used with 'for' and 'since' to show how long an action had continued.
• Do not use state verbs (like know or want) in this continuous tense.
• Examples
• Dr. Smith noticed that the lawyer had been working long hours in London.
• The patient had been feeling faint before he collapsed at Manchester Royal Infirmary.
• Had the nurse been monitoring the vital signs during the night shift in Boston?
• Common mistakes
• He was taking ibuprofen for months before he came to St Mary's Clinic.
• He had been taking ibuprofen for months before he came to St Mary's Clinic.
• They had being coughing before the initial assessment in Chicago.
• They had been coughing before the initial assessment in Chicago.

Complete the sentences

• The patient (take) ____ high doses of paracetamol before she arrived at Massachusetts General Hospital.
• Why (he / self-medicate) ____ with over-the-counter drugs before seeing the doctor in Boston?
• The nurse noticed that the man (bleed) ____ internally for several days at St Thomas' Hospital in London.
• Before the endoscopy in Seattle, the client (overuse) ____ strong painkillers.
• The doctor asked if the woman (take) ____ any herbal remedy for her iron deficiency.
• Before the diagnostic puzzle was solved in Chicago, the resident (search) ____ for answers all night.

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