Shoppers began arriving long before the 10am opening time.

离上午10点开门时间还早，顾客就陆陆续续地来了。

What is your opening time?

请问你们的营业时间？

Please pay attention to the opening time.

敬请关注具体开展时间。

Only one individual turned up at opening time.

开门时只来了一个人。

But now there are two days left before the school opening time.

但现在离开学还有两天的时间。