Usage Examples Present Perfect vs. Present Perfect Continuous

• Grandma has been cooking all day. -
• Have you ever met Helen? -
• Has your cousin graduated from the university yet? -
• Has Max been exercising lately? He looks great! -
• How long has Nataly been calling you? -
• Jack has been decorating the house all summer. -
• What is the tastiest food you have ever tried? -
• Where have I left my bag? -
• I have just left my job. -
• I haven't seen Lisa today. -
• I have already done my homework . -
• I have been writing emails for three hours. -
• My best friend hasn't been talking to me for a week. -
• They have been studying philosophy for five years. -
• There has been an accident. -
• Has Ruth ever cooked for you? -
• Erica has not been listening to you all this time. -
• Who have you been talking to for an hour? -
• Charles has been teaching at the university since August. -
• Luke has written four books. -