Exercise 1: Write the sentence in the present perfect form.

1. She has eaten fried chicken and pizza. 2. They have never been to Scotland. 3. Have we read Harry Potter before? No, we have not. 4. He has lived here for three years. 5. Have you known David for ten years? Wow! 6. We have been here for two weeks. 7. I have not found my keys. 8. He has not drunk too much coffee.