Помогите пожалуйста,очень срочно
Exercise 1 только

Ответ:

окончание ing

Объяснение:

studying, keeping, collecting, waiting, carrying out.

Ответ:

He has been reading "Oliver Twist" for two days.

I have been keeping this article for you since January.

They have been studying English for seven years.

My friend has been collecting stamps since childhood.

Kate has been waiting for her sister for half an hour already.

We have been carrying out the experiment since early morning.

Объяснение: