Образуйте отрицательные предложения. 1. children swim in the river 2. teacher have got many books 3. the boy can swim 4. he reads well 5. they are in the forest 6. oleg is in the room 7. i must walk with a dog 8. ann has got a fox.

Children don't swim in the river
Teacher haven't/hasn't got many books
The boy can't swim
He doesn't read well
They aren't in the forest
Oleg isn't in the room
I mustn't walk with a dog
Ann hasn't got a fox