2/ Use the correct forms of the Present Perfect or Present Perfect Continuous. 1. They (to watch) the competitions at the stadium since 10. p. m. 2. I (not, to play) chess before. 3. Steve never (to train) in the gym. 4. He (to write) the book about his sports achievements for a year.​

Ответ:

1. They have been watching the competitions at the stadium since 10 p.m.

2. I have not played chess before.

3. Steve has never trained in the gym.

4. He has been writing the book about his sports achievements for a year.