Past perfect - 1

Forms of Past Perfect
The Past Perfect Tense is formed by using the Past Simple Tense of the verb 'to have' with the participle. 

  Positive Negative Question
All pronouns I had worked You had not worked Had she worked?
  We had spoken He had not spoken Had they spoken?

 

Exceptions in spelling when adding 'ed' Example
after a final e only add d love - loved
final consonant after a short, stressed vowel
or / as final consonant after a vowel is doubled
admit - admitted
travel - travelled
final y after a consonant becomes i hurry - hurried


Use of Past Perfect
Signal words

The past perfect simple expresses an action taking place before a certain time in the past, or it expresses that someting did NOT happen in the past, and therefore something else did not, either.