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Past Perfect Continuous

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Este tempo verbal é usado para indicar uma ação em progresso antes de um momento específico no passado. Algo que teve início no passado e continuou até o momento em que outro evento ocorreu.

I had been working hard for 10 years before I got that promotion.

She had been studying for 6 years before she became a lawyer.

O Past Perfect Continuous pode ser usado também para expressar a idéia de causa e efeito, sempre se referindo a eventos no passado.

He became so muscular because he had been doing lots of exercises.

She got the best marks because she had been only studying.

Se não especificamos a duração de um evento, podemos usar o Past Continuous, desde que a idéia a ser expressar for de interrupção.

Compare:

I was sleeping when the door bell rang. => I woke up when I heard the door bell.

I had been sleeping for 2 hours when the door bell rang. => I slept for 2 hours, woke up just before the bell rang.

Existem algumas expressões indicadoras deste tempo verbal, sendo as mais comuns: when, before, prior to, until.

Para formar sentenças no Past Perfect Continuous, usamos as regras:

Afirmativa: had been + verbo principal no gerúndio. had been verbing

I had been working for the same company until I finally quit.

She had been waiting for more than one hour when you arrived.

Negativa: Adicione "not" depois do primeiro verbo auxiliar. had not been verbing

He had not been gambling until you invited him.

Interrogativa: Inverta o sujeito e o primeiro verbo auxiliar.

What had you been doing when his grandmother called?


Exercises on the above theory
Exercícios sobre a teoria acima
 

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6 more pages in Past Tense

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