Найдите маркер времени определите временную форму запишите верный вариант глагола. 1) He broke his leg while he...(played/was playing) football. 2) I...(was working/ had been working) as a shop assistant for three years before I got the position of a manager. 3) She...(had been writing/ wrote) the composition the whole morning but hasn't written even a half. 4) After she...(was finishing/had finished) her homework she read a comic.