Put a correct prppsition into each gap

Put a correct prppsition into each gap
1. Sophie was lying ...................... the grass reading a book.
2. There's such a crowd. You won't find your friend ....................... all these people.
3. He swimming .......... the river.
4. Where's is Julie? She's ....... school.
5. The plant is .......... the table.
6. There is a spider ....... the bath.
7. Frank is ....... holiday for three weeks.