Most international students are between the ages of 16 and 20 or even o 1 . These are the r 2 ages for young people to look after themselves. International students will f 3 two problems: independence (独立) and study. Firstly, It's very important for international students to have independence. If they always ask for help from their p 4 , They will be a 5 most of the time when they study aboard. Secondly, international students study h 6 than they do at home. They not only study more d 7 subjects but also have to study a f 8 language to understand their teachers and the b 9 which they use. So it's not e 10 to study abroad. They must overcome (克服) the two problems if they study aboard.