раскрой скобки, поставив глагол в нужной форме:
1. She ________________ (do) regular exercise since 5 years.
2. They ________________ (play) computer games for 2 hours.
3. I ______________ (keep) fit for 3 years.
4. My parents _________________ (walk) in the park for an hour.
5. We ________________ (write) test since 10 am.
Answers & Comments
2. They have been playing computer games for 2 hours.
3. I have been keeping fit for 3 years.
4. My parents have been walking in the park for an hour.
5. We have been writing the test since 10 am.