Usage Examples Present Continuous vs. Present Perfect Continuous

• Are they moving at the moment? -
• What are you doing tomorrow? -
• You are sweaty! Have you been exercising? -
• What happened? Why are you crying? -
• Who is knocking on the door? I'll open. -
• James is playing football at the moment. -
• My student has not been writing an article for a week. -
• I can't talk now, I am studying. -
• They have been travelling since September. -
• My dad has been reading this book for a month. -
• My daughter has not been studying maths for a month. -
• My sister is so tired, she has been studying all morning. -
• Call me later, I am riding my bike. -
• My brother is not sleeping, he is playing now. -
• You have been eating a lot recently. -
• I have not been dancing for half a year. -
• I have not been doing sports for two years. -
• Paul is not smiling, is he okay? -
• I have been driving for six hours without stopping. -
• Are you leaving? It's only nine pm. -