Read these sentences and open the brackets using the past perfect or the past perfect continuous. write only the verb forms.
1. after we --- apples, mark came in. (eat)
2. we --- tv for half an hour when it started to snow. (watch)
3. before the students started to write, the teacher --- their mobile phones. (collect)
Объяснение:
1. We had eaten
2.We had been watching
3. Had collected
1. After we had eaten apples, Mark came in.
2. We had been watching TV for half an hour when it staeted to snow.
3. Before the students started to write, the teacher had collected their mobile phones.