Present Perfect. Time Expressions

Have you found present perfect difficult? I don't think so. Now that you know a lot of things about it and time expressions we can normally find with this tense, you can try to solve these puzzles. In the exercises below, you will find sixteen sentences whose words are not in order. Just rearrange the words and write them in the correct order in the boxes. If you type a wrong letter, you will get a message telling you to try again. When you type all of the words correctly, you won't see any red letters and that means you solved the activity and passed it. I hope you'll have a good time.