Right now!
Nina /not/ watch / television
Nina is not watching television.
They / go / to class / Mondays and Tuesdays
"They go to class on Mondays and Tuesdays."
She / fix / salad / for her family / in the evening.
She fixes salad for her family in the evening.
He (GO) to the music school every Tuesday and Friday.
He goes to the music school every Tuesday and Friday.
The library book / be / on the desk.
The library book is on the desk.
I / cut/ the watermelon.
I'm cutting the watermelon.
Teacher / talk / to the class / right now.
The teacher is talking to the class right now.
Our classroom / be / in room 260
Our classroom is in room 260.