肯定句
1. I am currently reading a book.
2. The students are listening to the teacher attentively.
3. He is playing basketball right now.
4. We are having a meeting to discuss our project.
5. She is cooking dinner for her family.
否定句
1. I am not watching TV at the moment.
2. They are not playing football today.
3. He is not at home right now.
4. We are not going to the movies tonight.
5. She is not feeling well today.
疑问句
1. What are you doing right now？
2. Are the students in the classroom？
3. Is he coming to the party？
4. What are we supposed to do next？
5. Where is she going？