Past Perfect

Past Perfect Continuous

1. had+Ved/3

1. had+been+Ving

2. – действие, произошедшее перед другим действием в прошлом.

2. действие, которое началось и закончилось в прошлом перед другим действием в прошлом, подчеркивая длительность действия

3. + He had left when they arrived.

- He hadn't left when they arrived.

? Had he left when they arrived?

3. + She had been watching for 1 hour TV when the phone rang.

- She hadn't been watching for 1 hour TV when the phone rang.

? Had she been watching for 1 hour TV when the phone rang.

4. Before, after, already, by the time, when, just

4. for, since, how long