1 Jack wasn't playing volleyball, Jack was playing volleyball
2 The friends weren't reading magazine, they were reading magazine
3 Uncle Jerry wasn't driving a van, he was driving a van
4 Lucy and Rose weren't feeding their budgies, they were feeding their budgies
5 Mrs Johnson wasn't cooking vegetables, she was cooking vegetables
6 The pupils weren't singing English songs, they were singing English songs
7 The tourists weren't doing the History Museum, they were doing the History Museum
8 Swift wasn't buying some souvenirs, he was buying some souvenirs
1 whose sone
2 the dog или убрать been чтобы был active voice, но оставить the dog
3 being
4 that
5 здесь наоборот надо добавить been: The play has beed started... или лучше вообще убрать has, чтобы был Past Simple
6 без have - просто прошедшее время
7 since - лишнее
8 has - лишнее
My sister doesn't read books. She likes magazines and newspapers.
Does he like watching cartoons? - No, he doesn't
my favorite sport- it is tennis
my brother go to school, but my sister doesn't go to school. She doesn't schoolgirl. she gets up at nine o'clock