1. (2020·潍坊) Teens Around the World是一个国际青少年网站，近日有人发帖，询问有关网课的事情。假设你是李华，请结合自己上网课的体会，用英语回帖。

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Teens Around the World

Hey, guys! You've had online learning for some time. What do you think of this new way? Any advantages or disadvantages? Looking forward to your replies. Leo, Italy

Hi Leo,

   

Li Hua,

China