What is she doing?
............
Is he studying?
................
What is he thinking about?
.............
What are they doing?
...............
Is your teacher teaching?
Yes, she is teaching English.
What are they playing with?
..............
What are they thinking about?
They are thinking about Christmas.
Is your sister talking?
Yes, she is talking on the phone.
What are they thinking about?
................
What is he doing?
..............
Where do you study?
............
What is she doing?
.........................
Is he playing?
..................
Is your teacher teaching?
Yes, he is teaching math.
What do you see?
................
What are they doing?
.....................
Is your teacher teaching?
.................
Is Anna studying?
............