11.At the end of the week she(phone) __________ me that she(return)  ________ 

12.He was busy packing or he(leave) ___________________ that night.

13.Yesterday we(listen) __________ to an interesting play on radio while our mother (prepare)

______________________ dinner

14.Professor John (teach)___________ English at Harard for almost 50 years.

15.The wind(blow) _________ very hard when I(go) ________ out this morning.

16.I(go) ________________________ past her house every day.

17.When I(be) ________________a child,I (play) _________________the violin.

18.Mario(work) _____________in a restaurant when I(live) __________ in, paris.

19.I(work) _____________________in a factory during the summer of 1976 20.He(work) ________________________ hard all his life.

21.What she(do) ____________________when you(arrive)____________ there ?

22.When he(see) ______________me he(put) ____________the receiver down.

23. I(not drive) _____________very fast when the accident(happen)  _________.

24.The 3 man(argue) ___________________ about the plan when I (come)______________into

The office.

25.Catherine(wave) __________ at us happily as soon as she(see)  ________ us.