Hola necesito oraciones en pasado perfecto 10 en afirmativas 8 en negativas 6 en pregunta?

AFIRMATIVO

1.

They had studied English before they went to London.

2. She said that she had been working as a teacher for over 20 years.

3. I just took my credit cards before they had stolen my bag.

4. They had walked for hours before they entered to the stadium

5.

I had eaten on the morning so I wasn’t hungry.

6. I had saved my document before the computer died.

8. I had had that house for nine years before I had to sell it.

9. She had begun the medical treatment when the doctors decided ordered the surgery.

10. Max knew Paris because he had visited the city several times.

NEGATIVO

1.

She had not finished her homework.

2. He had not finished reading my book.

3. I had not watched two seasons of this T.

V. show.

4. We had not looked everywhere for the keys.

5. We had not loved each other.

6. We had not talked for more than two hours.

7. She had not finished her homework.

8. They had not completed the project.

INTERROGATIVO

1.

Had you worked for my uncle?

2. Had you worked in that firm for many years?

3. Had you played this game several times?

4. Had we visited them once a week for the last year?

5. Had we looked everywhere for the keys?

6. Had he returned my car at last?