Usage Examples Present Perfect vs. Present Perfect Continuous

• I have already cooked the dinner. -
• I have never had a pet. -
• Have you only been waiting for an hour here? -
• Ann hasn't read this paper yet. -
• We haven't been to Sweden yet. -
• Has Dan submitted the report yet? -
• My best friend hasn't been talking to me for a week. -
• How long has Nataly been calling you? -
• Charles has been teaching at the university since August. -
• Why have we been waiting for her for forty minutes? -
• Mary has been to Canada twice. -
• I have been writing emails for three hours. -
• Has your cousin graduated from the university yet? -
• Mary and Jane have been travelling since July. -
• Has your mother been jogging? She looks fit! -
• They have been waiting for us for thirty minutes. -
• They have been studying philosophy for five years. -
• Jack has been decorating the house all summer. -
• They have never met Alex. -
• There has been an accident. -