静静地过
Good afternoon(morning.evening.视时间而定）Excellencies, distinguished guests, Ladies and Gentlemen，Schoolmates.It's an enormous pleasure(honour) for me to be here giving this speech at our school's 100th anniversary day.
芯是酸的
Good morning,Ladies and Gentlemen,Dear guests, teachers, and students, hello to you all! I'm really honored to make a speech in this school's 100-year-anniversary.
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