离开教室的时候记着关灯.
Remember to the lights when you leave the classroom.
Our monitor wants to have a (讨论)about the sports meeting with us.
It is raining (大)outside. I have to stay at home.
You can't get to school on time, (除非)you hurry up.
It's (健康的)to eat more vegetables and less meat.
My dictionary is lost, could you please (借)one to me?