英语高中生的演讲作文(1)

like the coin has two sides，internet also has its own advantages and

disadvantages.

That s all ，thank you !

英语高中生的演讲作文(2)

英语高中生的演讲作文(3)

General Introduction

Education background

Research experience and academic activity

英语高中生的演讲作文(4)

英语高中生的演讲作文(5)

Good evening， Ladies and Gentlemen:

Id like to start with a group of pictures。

Facing them， will we still plain about our own misfortune?

Heart attack and stroke。