There are language schools that offer programs for one language while others offer multilingual programs with different languages of instruction such as English, French, German, Mandarin, and Japanese.
Typically, a language school with a single language program will focus more on curriculum development and have more promise for starting classes. If you want to learn German then you can attend a language seminar in Singapore online to improve your German language skills.
Therefore, such schools for learning one language are usually more recommended than schools with multiple language programs.
In short, the best language school you choose depends on what you really need and how much time and money you have available. It should not depend on the mainstream as the choice can be very personal.
Everyone has different needs and starting points when it comes to education. Knowing what you really want, how long your training is expected to be, and how affordable it is, you can find a school that will meet most of your needs.
When you start learning a language, the biggest challenge is the unknown. You don't know the grammar rules, you don't know the words, and often you don't even recognize the letters.
There is also a lot of study material such as books, CDs, DVDs, courses, classes and all kinds of dictionaries from which you can take help.