Выбери верный вспомогательный глагол .
1.[do,did,does] your mum help you to do your homework yesterday?
2.Where [will,did,do] he go next year?
3.My friend usually [writes,wrote,will write] letters on Sundays.
4.Where [are,were] they last summer?
5.I always [help,helped,helps] my mum.
6.They [buy,will buy, bought] a new car two days ago.
7.Her sister [will make,made,makes] a cake tomorrow.
8.She asked a lot of questions [last lesson,every lesson].