Present Perfect Tense POSITIVE NEGATIVE I You We They 've (have) arrived. I You We They haven't (have not) arrived. He She It 's (has) gone. He She It hasn't (has not) gone. QUESTION SHORT ANSWER Have I you we they arrived? Yes, No, I you we they have. haven't. Has he she it gone? Yes, No, he she it has. hasn't. USE EXAMPLES For finished situations and actions in a time up to now The company has grown a lot recently. They've had some problems this month. We haven't finished the work. Finished experiences in your life until now He's lived in many different countries. She's studied several languages. We normally use the Present Perfect with ever and with time expressions like this week / month / year, recently, in recent years, in the past few years, in the last two months, ect. Exercise: Fill each blank with "since" or "for", then change these sentences into negative and interogative form. 1. They have only been there for______ a few minutes. 2. I have known them ______ many years. 3. My elder sister has been a college student ______two years. 4. They have lived here ______ 2000. 5. She has been away ______ three days. 6. It hasn't rained in the region ______ several months. 7. She has been here ______ many years and she loves it. 8. My brother has worked in this motor company ______ he left university. 9. She hasn't seen her ______ closest friend ______ several years. 10.Jill has stayed in Ha Noi ______ six months.