范例一:

good morning,

distinguished professors and teachers, ladies and gentlemen, thank you for attending the oral defense. (或welcome to attend the oral defense.) :

i am xx. first and foremost, i would like to exPss my sincere gratitude to my supervisor, professorxx, for his intellectual guidance, invaluable instructions and comments on my thesis. it is with his valuable assistance that i have finally accomplished this thesis.

my topic is on the tragedy figures at historical turning points(comparison of kongyiji and rip van )the whole thesis consists of 6 parts. the first part will give a brief introduction of the negative, evasive and conservative attitudes of kong and rip as well as the topic s significance in the real society. and the second part is going to analyze the figures background to show the historical necessity of the tragedies. in the third part, the tragic heroes failing in the character according to their living environment will be further discussed and the fourth part is to talk about their different tendency of dispositions and behaviors in the society. then the author will dig into the root causes of the tragedies in the fifth part, and sum up the whole paper to reveal the ideological weak points of the two countries separately in the last part.