The boy that you met at the school gate yesterday morning is our monitor who studies very hard.

昨天早上你在校门口遇到的那个男孩是我们班学习很用功的班长。

youdao

Let's see, our flight number is CX345. The monitor says our flight is on time. It says all passengers should be at the gate at least 30 minutes before departure.

我看看，我们的航班号是CX345，显示器上写着我们的航班时准时，望乘客们在在飞机起飞前30分钟在登机口等候。

youdao