You have been waiting here for two hours.Have you been waiting here for two hours?You have not been waiting here for two hours.
They have been talking for the last hour.She has been working at that company for three years.What have you been doing for the last 30 minutes?James has been teaching at the university since June.We have been waiting here for over two hours!Why has Nancy not been taking her medicine for the last three days?Recently, I have been feeling really tired.She has been watching too much television lately.Have you been exercising lately?Mary has been feeling a little depressed.Lisa has not been practicing her English.What have you been doing?
Sam has had his car for two years.You have only been waiting here for one hour.Have you only been waiting here for one hour?
