I'm not sure.Are you a new student?合并成一句

I'm not sure.Are you a new student?合并成一句
I'm not sure.Are you a new student?合并成一句

I'm not sure.Are you a new student?合并成一句
I am not sure if you are a new student
不明白的再问哟,请及时采纳,多谢!

I am not sure if you are a new student

You can tell me if you are a new student?