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Упражнение на 2 времени: Past Perfect Simple и Past Perfect Continuous.
2. She .......(sleep) for four hours when a loud noise woke her up.
3. Ray was terrified. He .....(never/be) in a plane before.
4. ......(it/stop) raining when you left the house?
5. We needed a rest. We ......(walk) all day.
6. By the time we got to the theatre, the play (already/begin).
7. I .......(wait) all evening before he finally came.
8. She didn't come with us because she ....... (not finish) her homework.
9. Hiw long (she study) before she went to bed?
10.l was very tired. l ......... (clean) the house all morning.