1.Yesterday they were in the library.
2.Now they are at school.
3.Tomorrow they will be in Theater .
4.In during he is not here.
5.On Sunday he will go to concert.
6.Last Saturday he was on stadium.
7.My brother at school now.
8. Yesterday my brother was in the cinema.
9.Tomorrow my brother will be at home.
10.Will you at home tomorrow?
11.Was she in park yesterday?
12. Is he now in the yard?
13.Where is father?
14.Where were you yesterday?
15.Where he will be tomorrow?
16.My books were on the table.