1) You can improve your English by watching English films, listening to English-language music, buying English-language DVDs and downloading language course apps onto your smartphone.
2) English would be so useful to comminicate with people if I travelled anywhere in the world, because it is spoken by many people in different countries.
2) English would be so useful to comminicate with people if I travelled anywhere in the world, because it is spoken by many people in different countries.