2.                     
                              
                  
                      
                  
                      
          OCW makes the materials used in the teaching of MIT's subjects available on the Web.
           
           
           
          Learn more about how to use OpenCourseWare. Click to get started.
                              
                 
             
             
                          
             
              2. 
http://www.tnyt69.cn |

http://m.tnyt69.cn |

http://wap.tnyt69.cn |

http://3g.tnyt69.cn |

http://4g.tnyt69.cn |

http://5g.tnyt69.cn |

http://mobile.tnyt69.cn |

http://vip.tnyt69.cn |

http://ios.tnyt69.cn |

http://anzhuo.tnyt69.cn |

http://0af5d.tnyt69.cn |

http://b85.tnyt69.cn |

http://94ef8d.tnyt69.cn |

http://c82004.tnyt69.cn |

http://de.tnyt69.cn |

http://6fd.tnyt69.cn |

 师生恋一边做一边教书h