Usage Examples Present Perfect vs. Present Perfect Continuous

• Have you ever met Helen? -
• I haven't been playing hockey for a long time. -
• Jack has been decorating the house all summer. -
• I have never had a pet. -
• We haven't been to Sweden yet. -
• Have you only been waiting for an hour here? -
• I have been working here for three months. -
• What is the tastiest food you have ever tried? -
• They have been waiting for us for thirty minutes. -
• I haven't seen Lisa today. -
• Recently Josh hasn't been doing the work. -
• What countries has John ever been to? -
• How many pages have you written today? -
• I have already cooked the dinner. -
• They have been studying philosophy for five years. -
• I have been writing emails for three hours. -
• Ann hasn't read this paper yet. -
• Luke has written four books. -
• Why has nobody taken our order yet? -
• Has Ruth ever cooked for you? -