9)
1. can
2. must
3. must
8) там не дано варианты
7)
1. Will Peter eat a sandwich?
2. Will Sally play in the garden?
3. Will she plant new trees in the garden?
6)
1. I saw Kate this morning. She was running for the bus. Или She ran for the bus.
2. The little girl was crying after she lost her mother.
3. Pam opened the present and read the card.
...
1. Todd often rode horses when he was a boy
2. Sarah sang in the school choir many years ago.
3. Liz was cleaning the room when I saw her