Ask and answer
Picture 1: What are the boys doing?
Picture 2: Where are the boys? What are they doing now?
Picture 3: How about now?
Picture 4: How many people are there? What are the boys doing?
Picture 5: What are the three children doing?

如何用现在进行时询问你们正在做什么及其答语?
What are you doing?
We are + v-ing.
What are you doing?
We are standing.