PASADO PERFECTO

PAST PERFECT

is formed using two components:HAD ( all the pronouns), and the past participle form of a verb.
As you can remember, past partciple means " ado and ido" .

 This tense is used to show you which of two events happened first , for example

 -  I had worked all the week because I needed money.
-   Teresa had sold her house last summer because she wanted to move to England
-   we were happy because we had won the championship
-  Sam had read his book for one month. He felt fascinated.

If you want to deny this sentences you must follow this structure:

SUBJECT + HAD+ NOT + VERB+ COMPLEMENT

EXAMPLES: - She had not studied the lesson
                      - luis had not solved the exercises
                      - they had not climbed the mountain

If you want to make a question just follow this:
 HAD+ SUBJECT+ VERB+ COMPLEMENT + ? 

EXAMPLES: - HAD you sung in the concert?
                      - HAD mary practiced ballet?
                       - HAD  we made this report?

 if you wish to practice here you have some exercise:

-Put the verbs into the correct form (past perfect simple).

1. The storm destroyed the sandcastle that we (build) .
2. He (not / be) to Cape Town before 1997.
3. When she went out to play, she (do / already) her homework.
4. My brother ate all of the cake that our mum (make) .
5. The doctor took off the plaster that he (put on) six weeks before.
6. The waiter brought a drink that I (not / order) .
7. I could not remember the poem we (learn) the week before.
8. The children collected the chestnuts that (fall) from the tree.
9. (he / phone) Angie before he went to see her in London?
10. She (not / ride) a horse before that day.