Put the verbs in brackets in Past Perfect Continuous.
1) My sister
(practise) for two months before that concert.
2)The boys
(fish) for three hours before Tom caught the first fish.
3) We
(discuss) that problem for more than an hour before we found the right solution.
4) Henry
(wait) for half an hour before he saw his girlfriend getting off the tram.
5) Driving to the hospital was difficult as it
(snow) all night.
1 had been practising
2 had been fishing
3 had been discussing
4 had been waiting
5 had been snowing
Объяснение: