Question

Complete the sentences with the correct past forms of the verb in brackets. 16. Tom (read) a book while I (clean) my room. 20. Owen (write) a letter when the light (go) out. 17. David (invite) Carol to the party yesterday but she (already/plan) the day. 21. Jason (work) in the garden for hours before he (take) a break. 18. What (you listen) to when I (come) in? 22. Three days ago Liza (return) me the book I (lend) her before. 19. Tina (watch) TV for three hours before the phone (ring). 23. Mary (arrange) everything by the time we (arrive).

Answer 1

16) was reading, was cleaning

17) invited, had already planned

18) were you listening, came

19) had been watching, rang

20) was writing, went

21) had been working, took

22) returned, had lent

23) had arranged, arrived

Answer 2

16. Tom read a book while I cleaned my room.
17. David invited Carol to the party yesterday but she had already planned the day.
18. What were you listening to when I came in?
19. Tina had been watching TV for three hours before the phone rang.
20. Owen was writing a letter when the light went out.
21. Jason had been working in the garden for hours before he took a break.
22. Three days ago Liza returned me the book I had lent her before.
23. Mary had arranged everything by the time we arrived.