Usage Examples Present Perfect vs. Present Perfect Continuous

• Where have I left my bag? -
• I have been writing emails for three hours. -
• Mary and Jane have been travelling since July. -
• I have already cooked the dinner. -
• How long has Nataly been calling you? -
• Grandma has been cooking all day. -
• Jack has been decorating the house all summer. -
• My sister has not come back yet. -
• They have never met Alex. -
• I've seen the film you recommened me. -
• I've been reading the book you gave me for two weeks. -
• Charles has been teaching at the university since August. -
• How many pages have you written today? -
• I have been working here for three months. -
• Have you been crying? Your eyes are red. -
• Mary has been to Canada twice. -
• Julie has been working on this report since eight am. -
• Who have you been talking to for an hour? -
• They have been waiting for us for thirty minutes. -
• I have just left my job. -