Usage Examples Present Perfect vs. Present Perfect Continuous

• My best friend hasn't been talking to me for a week. -
• Has Max been exercising lately? He looks great! -
• Mary has been to Canada twice. -
• My sister has not come back yet. -
• Charles has been teaching at the university since August. -
• Have you ever met Helen? -
• I have already cooked the dinner. -
• What countries has John ever been to? -
• Who have you been talking to for an hour? -
• I have been writing emails for three hours. -
• I have already done my homework . -
• I have never had a pet. -
• Has Dan submitted the report yet? -
• Recently Josh hasn't been doing the work. -
• You are all sweaty! What have you been doing? -
• Where have I left my bag? -
• Luke has written four books. -
• I haven't been playing hockey for a long time. -
• Grandma has been cooking all day. -
• Has your cousin graduated from the university yet? -