Чтобы правильно поставить глагол в форму прошедшего совершенного времени (Past Perfect Tense), нужно использовать конструкцию:
had + третья форма глагола (Past Participle).
Давайте посмотрим на каждое предложение:
Linda had gone when I arrived home.
- Глагол: go → had gone
In fact, Felix had wanted to work.
- Глагол: want → had wanted
My cat had eaten all the food when I gave it a drink.
- Глагол: eat → had eaten
I had handed out the form before I submitted it to the office.
- Глагол: hand out → had handed out
Uncle Jan had sold the car before he bought it.
- Глагол: sell → had sold
By the time I arrived at the cinema, they had left.
- Глагол: leave → had left
Kelly had passed the test when the teacher asked her to finish the test.
- Глагол: pass → had passed
I had studied English before I went to England.
- Глагол: study → had studied
The boys had played the ball when the teacher came in.
- Глагол: play → had played
Before we ate the meals, I had sent the foods.
- Глагол: send → had sent
Используя Past Perfect, мы описываем действия, которые завершились до определенного момента в прошлом.