-1-
1. What are you reading?
2. Where is he going to?
3. What is she wearing?
4. Why are you smiling?
5. Where is he sitting with his friends?
6. Who is she talking to?
-2-
1. ... is working...
2. ... is doing...
3. ... is raining...
4. ... am using...
5. ... i am not going to school...
6. Are you waiting for....?...