Usage Examples Present Continuous vs. Present Perfect Continuous

• How long have you been learning Chinese? -
• What are you doing tomorrow? -
• My dad has been reading this book for a month. -
• I have been driving for six hours without stopping. -
• Julia has not been using her car for two weeks. -
• Who is calling you? It is late. -
• I have not been crying for an hour. -
• You are so dirty! What have you been doing? -
• What happened? Why are you crying? -
• You have been eating a lot recently. -
• I am reading now. -
• You are sweaty! Have you been exercising? -
• We have not been arguing for two weeks. -
• My fiancee has not been talking to me for three days. -
• I can't talk now, I am studying. -
• Paul is not smiling, is he okay? -
• Who is knocking on the door? I'll open. -
• I have not been dancing for half a year. -
• My brother is not sleeping, he is playing now. -
• What book are you reading now? -