3. When I called her she ...
a) sleep; b) were sleeping; c) was sleeping.
4. I ... when my mother came.
a) slept; b) was sleeping; c) am sleeping/
5. When I ... him he was playing with his dog.
a) saw; b) was seeing; c) had seen.
6. We ... already... translated the text.
a) was translating; b) have translated; c) had translated.
4. Open the brackets using Past Simple and Past Perfect.
1. Mary (to give) the goats the grass they (to bring) from the field.
2. The teacher (to understand) that Lena (not to do) the homework.
3. When I (to wake up) yesterday, father (to go) to work.
4. When we (to come) to the station, the train already (to leave).
5. Mary (to tell) us that she (to cook) a good dinner.
6. I (to know) that my friend already (to come).