Сделать специальные, альтернативвные, общие вопросы Put general, alternative, special and disjunctive questions to the sentences.
1) The boys have been playing football since 3 o’clock.
2) Ann had been waiting for her friends for half an hour when they finally came.
3) The baby will have been sleeping for five hours by 8 o’clock.

Т_Т

Объяснение:

1) Have the boys been playing football since 3 o'clock?

Have the boys been playing football or basketball since 3 o'clock?

What have the boys been playing since 3 o'clock?

The boys have been playing football since 3 o'clock, haven't they?

2) Had Ann been waiting for her friends for half an hour when they finally came?

Had Ann been waiting for her friends for half an hour or for two hours when they finally came?

Whom had Ann been waiting for for half an hour when they finally came?

Ann had been waiting for her friends for half an hour when they finally came, hadn't she?

3)Will the baby have been sleeping for five hours by 8 o'clock?

Will the baby have been sleeping for five or eight hours by 8 o'clock?

When will the baby have been sleeping for five hours?

The baby will have been sleeping for five hours by 8 o’clock, won't he?