1.mary (to buy) a cake last monday
2. He (to buy) Milk when i met him
3. They (to buy) some bread before you called
4. We (to see) him yesterday.
5. Our dad (to read) a letter at 3 yesterday
6. You (to Come) home at 6 o'clock the Day before yesterday
7. They (to do) their HW from 5 till 7 yesterday
8. She (to clean) the flat by my arrival
9.l (to study) New words two days ago
10. She (to write) a composition the whole evening yesterday
11. Nansy (to wake) up, (to wash) her fase, (to have) some tea and (go) away
12. When nisk (to return) home he (to notice) that he (to leave) his keys in the office ​

1. bought

2. was buying

3. had bought

4. saw

5. was reading

6. came

7. were doing

8. had cleaned

9. studied

10. was writing

11. woke, washed, had, went

12. returned, noticed, had left

Объяснение:

Past Simple описывает действие, произошедшее когда-то в или последовательность действий

Past Continuous описывает длительное действие, которое происходило в определенный момент в

Past Perfect описывает действие, которое произошло до определенного момента/действия в .

1. Mary BOUGHT a cake last monday

2. He WAS BUYING Milk when i met him

3. They HAD BOUGHT some bread before you called

4. We SAW him yesterday.

5. Our dad WAS READING a letter at 3 yesterday.

6. You CAME home at 6 o'clock the day before yesterday

7. They WERE DOING their HW from 5 till 7 yesterday

8. She HAD CLEANED the flat by my arrival

9.l STUDIED New words two days ago

10. She WAS WRITING a composition the whole evening yesterday.

11. Nansy WOKE up, WASHED her fase, HAD some tea and WENT away

12. When Nick RETURNED home he NOTICED that he HAD LEFT his keys in the office ​