30 , составить 2 утвердительных и отрицательных вопроса с глаголом to be.

is he at home? are you studying now?

isn't she at the cinema? aren't they in the hospital?

she isn't at school.they aren't in the park.

he doesn't want to be a leader.

she didn't want to be a singer.

1. mrs volovets was not walking in the garden when the murder happened.2. mr chuck was working in his study when the murder happened.3. miss rizu was not talking to mr. volovets when the murder happened.4. you were playing cards when the murder happened.5. dr frank was not reading in his room when the murder happened.6. mr. and mrs. yanuvuch were  not eating in the dining room when the murder happened.7. mr crews was drinking coffee in the library when the murder happened.8. the maid was not cleaning the bedrooms when the murder happened.9. i was not listening to music when the murder happened.10. the dogs were playing outside when the murder happened.b.1. when i called my friends, they were playing  monopoly.2. yesterday at seven i was preparing dinner.3. the kids were playing  in the garden when it suddenly began to snow.4. i was practicing  the piano when he came home.5. we were not cycling all day yesterday.6. while ruslan was working in his room, his friends were swimming in the pool.7. i tried to tell them the truth but they were not listening.8. what were you  doing two days ago? 9. most of the time they were siting in the park.10. i was listening to the radio while my brother were watching tv.11. when i arrived, they were playing cards.12. we were studying english yesterday at 5: 00 pm.