Question

12. Andrea (to practice) the piano every day for six months before she (to enter) the competition. 13. The children (to be) sad because they (to lose) their dog. 14. We (not to have) a problem getting a table at The Tropicanabecause we (already to book) one in advance. 15. Mary (to wash) the dishes when a glass (to break) and (to cut) her finger.

Answer 1

12) had been practicing, entered
13) were, had lost
14) didn't have, had had already booked
15) was washing, broke, cut