Dưới đây là câu hoàn chỉnh cho mỗi câu bạn đã đưa ra:

1. Mary enjoys playing the piano.
2. She invited me to her party last week.
3. The book I bought yesterday is very interesting.
4. Daisy is still too weak to go to school.
5. English is spoken in many countries around the world.
6. Finally, he decided to go back to the shop where he bought the shirt.
7. Do you know where she lives now?