Надо вставить глаголы из скобок в нужной форме Past Indefinite,Past Continuous,Past Perfect,Past Perfect Continuous.
1.We (to talk) for some time when the bell (to ring).2.That day the sun (to shine) since morning and the sky (to be) blue. 3. I (to tell) him what I (to do) and he (to tell) me what he ( to do) in the last three months. 4. They (to walk) along the street for half an hour before they (to see) a cafe.5. I (to have) breakfast when the telephone (to ring). 6.How long (to know) Mike before you (to get married)?7.She (to cook) dinner when her husband (to return) home.8. She (to thank) me for what I (to do). 10.The children (to clean) the front step for more than an hour before their mother (to call) them to dinner. 11.The front step (to look)very clean after the children (to scrub) it. 12.The family (to watch) TV when I (to come) home.

1 had been talking, rang2 had been shining, was3 told, had been doing, told, had been doing4 had been walking, saw5 was having, rang6 have you known, got married7 was cooking, returned8 thanked, had done10 had been cleaning, called11 looked, had scrubbed12 was watching, came

Had been talking..... RangWas shining ..... WasI told ..., I was doing...., he told..., he was doingHad been walking ...., sawI