speak和talk的区别

speak和talk的区别 Speak和talk的区别? speak talk的区别 can speak talk的区别 say,talk,speak的区别? speak 与talk的区别 Say ,speak,tell,talk四个单词的用法和区别! speak to和 talk to的区别及应用场合, 求say,tell,talk和speak的区别 say,speak,tell,talk的区别和用法 tell speak talk say 的区别和用法 请问Talk和speak有什么区别?