Напишіть ці речення в заперечній формі:
1. We usually come back from the university at 4 o’clock in the afternoon.
2. They determined to continue their work.
3. They are good friends.
4. He studies nuclear physics at the university.
5. They laid the foundation of a new school.

We do not usually come back from the university at 4 o clock in the afternoon.

They did not determine to continue their work.

They are not good friends.

He does not study nuclear physics at the university.

They have not laid the foundation of a new school.