Present perfect vs present perfect continuous. 1He has been in Thailand for two months. 2 Sam is tired. He's been sightseeing all day. 3 Chris has been waiting to see the doctor for three hours now. 4 Steve has climbed the Eiffel Tower. 5 Lisa has booked a trip to Australia. 6I have taken lots of pictures this morning. a to place emphasis on the duration of an action which started in the past and continues up to the present b actions which happened in a time period that is not over at the moment of speaking c an action that started and finished in the past and lasted for some time with a visible result in the present d for experiences e an action which happened at an unspecified time in the past f a recently completed actions​