Usage Examples Present Continuous vs. Present Perfect Continuous

• How long has John been playing chess? -
• What are you doing tomorrow? -
• Who is knocking on the door? I'll open. -
• You have been eating a lot recently. -
• You are so dirty! What have you been doing? -
• Be quiet, Alice is sleeping. -
• My daughter has not been studying maths for a month. -
• My mum is not working at the moment. -
• I can't talk now, I am studying. -
• James is playing football at the moment. -
• Paul is not smiling, is he okay? -
• I have not been doing sports for two years. -
• I have been waiting for you all day. -
• Who is calling you? It is late. -
• How long have you been learning Chinese? -
• How long has your brother been living in London? -
• Are they moving at the moment? -
• My student has not been writing an article for a week. -
• My mum has been cooking all afternoon. -
• They have been travelling since September. -