Помогите пожалуйста!!! Срочно!!!!! Решить задание по английскому языку:
Раскройте скобки, используя глаголы в правильном времени.
Заранее спасибо!

I. Open the brackets use the verb in the correct tense.

1. While mother (was cleaning) I (was washing) up.

2. David (came) in when the children (were writing) a dictation.

3. The Coopers have always (lived) in Liverpool.

4. It never (snows) in Kenya.

5. I hope it (will not rain) next week.

6. Listen! They (are talking) about the new film.

7. At the moment the train (is arriving) at the station.

8. Did she (visit) her relatives yesterday?

9. - What are her plans? - She (is going to watch) a new film.

10. She (was having) a bath at 6 o'clock yesterday.

I I It's the biggest potato I have ever (seen).

12. It (is raining) hard. Let's stay at home and watch TV.

13. They (have known) each other since childhood.

14. How long has he (been studying) English?

15. I (do not understand) him now.