Usage Examples Present Perfect vs. Present Perfect Continuous

• I have been writing emails for three hours. -
• I've been reading the book you gave me for two weeks. -
• They have been waiting for us for thirty minutes. -
• How long have you been sitting here? -
• My husband has started a new painting this week. -
• Has your cousin graduated from the university yet? -
• I have already cooked the dinner. -
• Jack has been decorating the house all summer. -
• Have you ever met Helen? -
• Charles has been teaching at the university since August. -
• Have you only been waiting for an hour here? -
• Has your mother been jogging? She looks fit! -
• Where have I left my bag? -
• How many pages have you written today? -
• I have just left my job. -
• Mary and Jane have been travelling since July. -
• They have never met Alex. -
• I haven't been swimming since May. -
• What is the tastiest food you have ever tried? -
• We haven't been to Sweden yet. -