Ex.4
1. She has just left the room.
2. They have just watched the news.
3. I have just finished homework.
4. He has just put on the jacket.
5. She has just caught a fish.
6. He has just called a taxi.
7. You have just written a letter.
8. The girl has just burnt the cake.
9. The teacher has just walked out.
10. The dog has just seen the cat.
Ex.5
1. Have they ever gone to the USA? Yes, they have. / No, they haven't.
2. Have you ever read 'War and Peace'? Yes, I have. / No, I haven't.
3. Has she ever been late for a meeting? Yes, she has. / No, she hasn't.
4. Has he ever met your family yet? Yes, he has. / No, he hasn't.
5. Have they ever lived here? Yes, they have. / No, they haven't.
6. Have you ever gone to Australia? Yes, I have. / No, I haven't.
7. Has she ever missed the bus? Yes, she has. / No, she hasn't.