Use the Present Perfect Simple for:
– Completed actions
– Actions with a result in the present
– Experiences
Use the Present Perfect Continuous for:
– Actions that started in the pas and are still ongoing
– Actions that have just finished with a present result
– Emphasizing the duration of an action
- By the time we arrived, they their dinner.
- He was surprised because he her often.
- I a lot of interesting things during my travels.
- She felt confident because she hard.
- She felt exhausted because she the house all morning.
- She for hours before she finally understood the topic.
- She was exhausted because she the report.
- The living room smelled fresh because she it earlier that day.
- The teacher was angry because nobody their homework.
- They on the project for weeks before they presented it to the manager.
- They were tired because they chores all morning.
- We were happy because we together well.