Usage Examples Present Continuous vs. Present Perfect Continuous

• My son has been writing his essay for two hours. -
• I have been working here for five years. -
• We are painting the walls in the bedroom now. -
• Call me later, I am riding my bike. -
• I have not been crying for an hour. -
• Children have not been swimming that long. -
• Who is knocking on the door? I'll open. -
• Are you leaving? It's only nine pm. -
• Is your cousin coming to the party? -
• Paul is not smiling, is he okay? -
• I am reading now. -
• My sister is so tired, she has been studying all morning. -
• What are you doing tomorrow? -
• I have not been doing sports for two years. -
• What happened? Why are you crying? -
• My daughter has not been studying maths for a month. -
• I usually walk to work but today I am taking a bus. -
• I have been driving for six hours without stopping. -
• I have not been dancing for half a year. -
• You are sweaty! Have you been exercising? -