Usage Examples Present Perfect vs. Present Perfect Continuous

• How many pages have you written today? -
• I have already cooked the dinner. -
• Have you ever met Helen? -
• Why has nobody taken our order yet? -
• Has your cousin graduated from the university yet? -
• Grandma has been cooking all day. -
• Charles has been teaching at the university since August. -
• Have you been crying? Your eyes are red. -
• Mary and Jane have been travelling since July. -
• They have never met Alex. -
• Has your mother been jogging? She looks fit! -
• They have been studying philosophy for five years. -
• Has Max been exercising lately? He looks great! -
• Why have we been waiting for her for forty minutes? -
• I've seen the film you recommened me. -
• We haven't been to Sweden yet. -
• How long has Nataly been calling you? -
• My sister has not come back yet. -
• I've been reading the book you gave me for two weeks. -
• I have just left my job. -