Question

我已经上高中了用英语怎么说

Answer 1

我已经上高中了
I've been in high school
high school 英[hai sku:l] 美[haɪ skul]
n. <美>中学; <英>大学预科;
[例句]The entrance examinations to high school began yesterday morning.
中学入学考试昨天上午开始了。

Answer 2

I am a student of senior high school now.

Answer 3

I‘m already in high school.