The key answer of exercise 8
The key to exercise solutions in chapter Review Unit 2 for the textbook Solutions Intermediate - Workbook with authors Tim Falla and Paul A. Davies from Oxford University Press
Question
Complete the dialogues with the present perfect continuous of the verbs in brackets.
Answer
- has your sister been playing
- hasn't been practising
- 's been studying
- haven't been sleeping
- 've been waking up
- Have you been working