First, read the English article below.

If you are nervous going to your first class with absolutely no knowledge of ballroom dancing, you may want to practice a bit with the help of websites or videos online. Start by learning the box step, the foundation step of many ballroom dances.  When doing the box step you are moving your feet in a square. Start with your feet together with your weight on your right foot. Move your left leg straight forward in a small step and shift your weight onto that foot. Next step your right foot up but to the side of your left foot, so that there is a gap of about a foot between your feet. Finish this first sequence by shifting your weight onto your right foot and bringing your feet together by moving your left foot over to meet your right. Now you will do this sequence again, only backwards. Shift your weight to your left foot and move your right foot straight back in a small step. Shift your weight and move your left foot back but to the side. Finish the box step by moving your right foot over to meet your left. If you are having trouble, remember that it is always the outside leg that moves around the square you are making. There are many articles on the internet that can give you the basic sequence of steps and body movements of other ballroom steps including: How to do the Rumba, How to do the Cha-Cha, How to Samba, How to Dance the Tango, and How to Dance the Waltz.  These videos and online content cannot necessarily replace the benefits of going to a class. A dance teacher will be able to give you individualized instruction that is key to improving your dance skills. While you may have some basic knowledge of ballroom dance steps, classes will help you with all the other important aspects that make up a dance, including posture, communication, and dance etiquette. Some classes require that you come with a partner but many are designed for people without a specific partner.  Be sure to check the prices, as they will vary. You will want to be sure the school and your teacher are worth what you're paying.  Many... 

Now, please write a short abstract for it in Indonesian. Abstract:
Pelajari box step. Latihlah beberapa langkah di rumah. Hadiri kelas dansa ballroom. Dengarkan musik ballroom. Datanglah ke sesi latihan di studio Anda. Cari pasangan untuk berlatih di luar kelas. Berdansalah!