Exercise 4. Correct the Mistake. Each sentence has one mistake in the use of Present Perfect. Find it and write the corrected sentence.

Exercise 4. Correct the Mistake.

Each sentence has one mistake in the use of Present Perfect. Find it and write the corrected sentence.

• 1. She has never seen such a big model city.
• 2. We have just arrived at the park.
• 3. I have not bought any souvenirs yet.
• 4. Have you ever taken a picture with a park mascot?
• 5. They have already left the park.