Past perfect

1. (I,you,he,she,it,we,you,they)+ had +worked

1.1. Estrutura do Past Perfect

2. É formado pelo past do verbo auxiliar To Have(Had) seguido do Past Participle do verbo principal.

2.1. Had+ Past participle do verbo principal

2.2. Example:To work / had worked/had not worked

3. É usado para indicar uma ação que ocorreu antes de outra no passado.Esse verbo de ação que ocorreu antes é colocado no Past Perfect.Na outra oração ,usa-se o Simple Past.

4. You Had not Studied English before you moved to New York.(Negativa)

4.1. Perfect tenses use “To Have” as an auxiliary verb.

5. •You had studied English before you moved to New York.(Afirmativa)

6. •Had you studied English before you moved to New York?(Interrogativa)