Here are the correct answers to complete the sentences:

1. His jacket is almost the same colour **as** mine.
2. Water puppetry began **in** the 11th century.
3. The **actor** is rather older now; however, his acting ability has never been better.
4. **Where** does a water puppet show take place? ~ In a pool.
5. Juan and Patricia are not the same height; Juan is **not as tall as** Patricia.
6. Saxophones are used mainly for **playing** jazz music.
7. I went to the 3D **movie theater** last weekend. The paintings were excellent!
8. I'm not a fan of country music; I thoroughly enjoyed **However**.

Feel free to ask if you need further assistance!