Базовая разница между Past Simple и Past Perfect очевидна. Действие, выраженное Past Simple, произошло в а выраженное Past Perfect – до момента в
Давайте сравним.
Alan finished his essay at 10pm yesterday. – Алан закончил сочинение вчера в 10 вечера. (Past Simple)Alan had finished his essay by 10pm yesterday. – Вчера к 10 вечера Алан закончил писать сочинение. (Past Perfect).В первом случае, at 10pm yesterday дает нам момент во втором случае, фраза by 10pm yesterday указывает на то, что действие произошло до момента.
Единственное, на что Вы должны обратить внимание, это повествовательные предложения, в которых описывается последовательность действий. В подобных предложениях нужно использовать исключительно Past Simple.
Пример:
On his birthday, Jaсk got up at eight. Нe opened his presents and then he went to the zoo with his family. – В свой День Рождения Джек встал в восемь. Он открыл свои подарки, а затем пошел в зоопарк с членами своей семьи
1-He had studied French before he entered the university.
2-Lanny said that he had got his education in Cape Town.
3-The boy wanted to act the main part in the play because he had organized the theatre.
4-Lanny didn't know who had attacked him in the darkness.
5-The girl was glad that she had found a seat near the window.
6-Suddenly he remembered that he had not rung her up in the morning.
7-By the time the train reached the city, he had made friends with many passengers.
8-When his uncle had left, he hurried to the station to book a ticket.
9-She thought that Gert and Lanny had quarrelled.
10-By the time we came to see him, he had returned.
11-During the holidays my friend visited the village where he had lived in his childhood.
12-When they entered the hall, the performance had already begun.
13-When I came home, my mother told me that she had received a letter from grandfather.
14-Where had you worked before you entered the institute?
15-By two o'clock the teacher had examined all the students.
16-On my way to school I remembered that I had left my report at home.
17-All my friends were glad to hear that I had passed all the examinations successfully.
18-Poor Oliver lay unconscious on the spot where Sikes had left him.
19-He opened his eyes, looked around and tried to remember what had happened to him.
20-All the passengers saw at once that the old man had travelled a great deal in his life.