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 express 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.
Good morning, all appraiser committee members. I am **** and my supervisor is ***. With her constant encouragement and guidance, I have finished my paper. Now, it is the show time. I will present my efforts to you and welcome any correction.
One night after a big dinner Scarecrow and Martian went for a walk.
“Very strange!” said Scarecrow”。 The lights are on in every house on this street.”
“Yes,” said Martian. “That’s because today i s … ”
“Ahhhh!” shouted Scarecrow. “Look! There is an orange head in front of that house!”
“Yes,” said Martian. “That is a jack-o’-lantern. People cut faces in pumpkins fo r … ”
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