With the rapid progress in high technology, 5G (use) around most parts of China in the near future.
David feels very proud to be a member of the school volleyball (队).
It is not (礼貌的) to make too much noise while eating or drinking.
Lulu's best friend never gives up her (梦想) of being a teacher.
If you would like to (讨论) the matter further,please call me.
I've (已经) seen that film,so I'd rather see another one.