СРОЧНО ПОМОГИТЕ!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
III. Put the verbs in brackets into the present perfect or present perfect continuous.
1. You … (clean) the house for hours. Why don’t you have a rest?
2. It’s the most beautiful yard we … (ever/see).
3. I … (wait) for you since 8 o’clock this morning. Where … (you/be)?
4. How long …. (Kate/study) Spanish?
5. Sue can play the flute very well. She … (take lessons) for six years.
6. I … (be) to the UK twice.
7. She’s tired. She … (iron) for four hours.