最后，我想感谢我们的特邀演讲者带来的精彩讲座。

___In ___conclusion, I would like to thank our guest speaker for her fascinating talk.

总而言之，游泳是一种令人愉快的锻炼方式，也是保持体形的绝佳方法。

___In ___conclusion, swimming is an enjoyable form of exercise and an excellent way to stay in shape.

总之，音乐、电视和服装在年轻人的生活中非常重要。

___In ___conclusion, music, TV and clothes are very important in a young person's life.