talk tell speak say这四个单词的用法经常混淆.请告诉我怎么区别或说几个典型例句?thanks~

区分speak say tell talk , say talk tell和speak的区别 speak ask tell talk say区别- = say,speak,tell,talk的区别用法 speak say tell talk的区别 speak talk say tell的区别 speak,say,talk,tell的区别 speak ask tell say talk的区别 say tell speak talk的用法不同之处 say speak talk tell的区别用法 tell speak talk call say的区别 say,speak,tell,talk的区别用法 say talk tell和speak的区别 say 和speak talk tell 什么区别 ask,say,tell ,talk,speak.这五个单词的区别及用法,急. 请问谁知道talk,tell,read,speak,say这几个单词的区别在哪儿? 试比较：say speak tell talk这几个词有什么区别 talk.tell.say.said.speak 这五个词有什么区别