Дописать окончание вопроса (заполнить) 1.bob sist at the first 2.mary sang to the first 3.you keep books in the .he wants to study 5.they study maths at 6.we left the house at 7. the children counted дан пример : she went shopping yesterday, didn't she?

1. Bob sits at the first desk, doesn't he?
2. Mary sang to the first music, didn't she?
3. You keep books in the bookcase, don't you?
4. He wants to study Maths, doesn't he?
5. They study Maths at school, don't they?
6. We left the house at 7, didn't we?
7. The children counted well, didn't they?