обозначает действие, которое будет продолжаться до определенного момента в будущем
УПРАЖНЕНИЕ 1. Прочитайте следующие предложения. Обратите внимание на сказуемые в предложениях. Переведите предложения на русский язык.
a) I am studying English. She is trying to solve this problem. They are discussing the definition. He is speaking at the conference. | I have been studying it since September. She has been trying to solve it for a long time. They have been discussing it for some time. He has been speaking for half an hour. |
b) Have you been working there since last year? Has he been developing these ideas for a long time?
c) I have not been doing any research since last year. They have not been producing any information for a few months.
d) I knew he had been trying to find an answer for a long time. He said she had been writing that paper for a week.