Помогите пожалуйста,срочно очень! 80 б переведите на английский язык,употребляя глаголы в форме Present...

1) How long have you been studying English? 2) They have been discussing this issue for an hour and a half already. 3) Have the children been watching TV for four hours? 4) How long has she been waiting for the bus? - She has been waiting for it for four hours already. 5) Since when have you been working in the library? - I have been working here since morning. 6) The kids have been arguing for twenty minutes already. 7) How long have the children been playing outside? - They have been playing since ten in the morning. 8) Which of your employees has been working at the factory since 1970?

1) How long have you been studying English? 2) They have been discussing this issue for an hour and a half already. 3) Have the children been watching TV for four hours already? 4) How long has she been waiting for the bus? - She has been waiting for it for four hours. 5) Since when have you been working at the library? - I have been working here since the morning. 6) The guys have been arguing for twenty minutes already. 7) How long have the children been playing outside? - They have been playing since ten in the morning. 8) Which of your employees has been working at the plant since 1970?

Вот перевод предложений на английский язык с использованием глаголов в форме Present Perfect Continuous:

1. How long have you been studying English?
2. They have been discussing this issue for an hour and a half.
3. Have the children been watching TV for four hours?
4. How long has she been waiting for the bus? - She has been waiting for four hours.
5. Since what time have you been working in the library? - I have been working here since the morning.
6. The guys have been arguing for twenty minutes.
7. How long have the children been playing outside? - They have been playing since ten in the morning.
8. Which of your employees has been working at the factory since 1970?