Помогите пожалуйста да 50 балов

Ответ:

1 Jack hasn't been playing computer games recently.

2 How long have you been waiting for me?

3 Jack hasn't been reading for an hour.

4 What has Ann been trying on for so long?

5 They have been shopping for three hours.

6 My dad has been working here for ages.

7 Have you been playing chess since 9 o'clock?

8 My aunt has been travelling since Easter.

9 The baby hasn't been sleeping for 2 hours.

Объяснение: