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。
