Change the following into indirect questions.
1.‘Who is in the classroom?’ Sally asked me.
2.‘Will you come to the party tomorrow?’ he asked me.
3.‘Do you know that they went swimming yesterday?’ John asked her.
4.‘Have you eaten the cake?’ they asked him.
5.‘Where is my key?’ my brother asked dad.
6.‘Did you return the book to the library?’ the librarian asked her.
7.‘When will you arrive at school?’ the teacher asked him.
8.‘Is it a cat?’ David asked his sister.
9.‘What did you buy last week?’ my friend asked me.
10.‘Are the girls singing now?’ the teacher asked the prefect.