Don’t cut in line:
不要插队
例句：
Could you please not cut in line? We are all wait in line.
请你不要插队好吗?我们都在排队等候。
Queue up:
排队
Please queue up to register.
请排队挂号。
Huge big queue:
长队
There is a huge line at the counter.
柜台前排起了长队。