Usage Examples Present Perfect vs. Present Perfect Continuous

• There has been an accident. -
• Has Ruth ever cooked for you? -
• My sister has not come back yet. -
• Has Max been exercising lately? He looks great! -
• I have already cooked the dinner. -
• My best friend hasn't been talking to me for a week. -
• They have never met Alex. -
• Mary and Jane have been travelling since July. -
• I have lost my phone and I can't call you. -
• I have already done my homework . -
• Have you been reading this paper for two hours? -
• I've been reading the book you gave me for two weeks. -
• I have never had a pet. -
• What is the tastiest food you have ever tried? -
• How long have you been sitting here? -
• How many pages have you written today? -
• Charles has been teaching at the university since August. -
• Have they ever been to Scotland? -
• Luke has written four books. -
• I haven't seen Lisa today. -