Сделать отрицания на языке : 1. rocky singw at home 2. they will go to school tomorrow 3. he is ateacher 4. he got a good mark yesterday 5. pupils are lazy 6. i could swim last summer 7. we are having a physical education lesson now !

Rocky (что такое singw?! наверно это sings ) doesn't sing at home
they won't go  to school tomorrow
He's not a teacher 
He didn't get a good mark yesterday 
Pupills are not lazy
I could not swim last summer 
We aren't having a PE lesson now