You dont one. Cкорее всего так.
Эти дети, имеющие. вот перевод
1. I was studying last night
2.My perents were working last Saturday
3.It was raining yesterday
4.We were doing an exam at nine o'clock
5.I was waiting for you!
6.We were speaking English
1) studies; Does he study together with you in our class?
2) plays; Does Tom always play tennis twice a week in summer?
3) make; Do you make the best pizza in our town?
4) has; Has Clare in a shop?
5) lives; Does Carol live in a very nice cottage with her family?
6) get up; I usually get up at 7 o'clock in the morning, don't I?
7) helps; Does Mike always help his grandparents?