1. We … (not go) to school yesterday because of the quarantine.
2. Liza … (leave) when her boyfriend came.
3. My Mum was upset because she . (loose) her wallet with money.
4. My dad …(study) a lot before … (start) his own business.
5. Bob . (wait) for Ann for an hour before she … (come).
6. At 6 p.m. yesterday I …(have) my classes and my mum … (cook) dinner.
7. When I was 7, I … (go) to school.
ответ:1) didn`t go
2) has leaved
3)has loosed
4) studed, stared
5) has waited, has came
6) had, has cooked
7)have went.
Объяснение: