✔ 最佳答案
http://www.oupchina. com.hk/dict/phonetic /home.html
再選中文
加油 Practice makes perfect
but for the more advance, you may take some courses, more efficient in learning =]
http://abc.iis.sinic a.edu.tw/
http://888.rockin.ne t/pinyin/
http://cqchess.hkfla sh.com/quiz.asp?qid= gb_pinyin
http://input.foruto. com/cccls/pnm2001.ht ml
http://www.kwuntung. net/chinese/