9.
2. They have been playing together for hours.
3. He has been waiting for the bus for half an hour.
4. He had been working in the barn.
5. She has been sitting in the sun for hours.
6. They had been discussing business problems for four hours.
10. (nu ai pus tot exercițiul, continuare era pe cealaltă pagina)
1.
2) stood
3) escaped
2.
1) did
