Usage Examples Present Perfect vs. Present Perfect Continuous

• Mary has been to Canada twice. -
• I haven't been swimming since May. -
• I have been writing emails for three hours. -
• You are all sweaty! What have you been doing? -
• Has Dan submitted the report yet? -
• Where have I left my bag? -
• Mary and Jane have been travelling since July. -
• I have just left my job. -
• How many pages have you written today? -
• Julie has been working on this report since eight am. -
• Ann hasn't read this paper yet. -
• My husband has started a new painting this week. -
• How long have you been sitting here? -
• They have never met Alex. -
• Why have we been waiting for her for forty minutes? -
• Has your cousin graduated from the university yet? -
• Has Ruth ever cooked for you? -
• My best friend hasn't been talking to me for a week. -
• Charles has been teaching at the university since August. -
• Jack has been decorating the house all summer. -