Ответ:
1. We are waiting for our teacher in the classroom now.
2. Last year he often ran in the mornings.
3. They have their English lesson every day.
4. The cat has already eaten up the fish.
5. He was playing on the playground all day last Sunday.
6. My granny speaks French.
7. Alex has never been in Australia.
8. He was washing his face when somebody knocked at the door.
9. It was raining heavily when he went out.
10. We have been traveling for three days but we are still only halfway to London.